GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 033, Approximate Location: 47.01 N. Latitude, 91.68 W. Longitude Site Name Two Harbors on Lake Superior ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1899 4 22 -1 -1 BK -1 -1 -1 -1 -1 -1 002.TIF HARBOR 1900 3 6 6 8 IP -1 -1 BV -1 -1 -1 -1 004.TIF LAKE 1900 3 13 -1 -1 SO -1 -1 -1 -1 -1 -1 005.TIF TO DULUTH 1900 3 13 -1 -1 BK -1 -1 RT -1 -1 SW -1 -1 005.TIF TO THE EAST 1900 3 27 20 -1 -1 -1 -1 -1 -1 -1 007.TIF HARBOR 1900 3 27 -1 -1 OW -1 -1 -1 -1 -1 -1 007.TIF OUTSIDE BW 1900 4 10 -1 -1 RT -1 -1 -1 -1 -1 -1 009.TIF HARBOR 1900 4 10 -1 -1 LI -1 -1 -1 -1 -1 -1 009.TIF LAKE 1901 3 12 14 -1 -1 -1 -1 -1 -1 -1 012.TIF HARBOR 1901 3 12 -1 -1 OW -1 -1 BV -1 -1 -1 -1 012.TIF LAKE 1901 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 014.TIF LAKE 1901 4 1 -1 -1 OW -1 -1 -1 -1 -1 -1 015.TIF HARBOR 1901 4 8 -1 -1 OW -1 -1 -1 -1 -1 -1 016.TIF HARBOR 1901 4 15 -1 -1 OW -1 -1 -1 -1 -1 -1 017.TIF HARBOR 1903 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 024.TIF HARBOR 1903 3 10 -1 -1 -1 -1 -1 -1 -1 -1 025.TIF HARBOR 1903 3 24 -1 -1 DI -1 -1 -1 -1 -1 -1 027.TIF HARBOR 1903 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 028.TIF HARBOR 1904 3 1 28 -1 SO -1 -1 -1 -1 -1 -1 029.TIF TO WISCONSIN SHORE 1904 3 1 24 -1 -1 -1 -1 -1 -1 -1 029.TIF DOWN THE NORTH SHORE 1904 3 15 -1 -1 NC -1 -1 -1 -1 -1 -1 031.TIF HARBOR 1904 3 22 30 -1 NC -1 -1 -1 -1 -1 -1 032.TIF HARBOR 1904 4 5 30 -1 -1 -1 -1 -1 -1 -1 034.TIF HARBOR 1904 4 12 28 -1 SL -1 -1 -1 -1 -1 -1 035.TIF HARBOR 1904 4 19 28 -1 NC -1 -1 -1 -1 -1 -1 036.TIF HARBOR 1904 4 30 -1 -1 BK -1 -1 -1 -1 -1 -1 038.TIF HARBOR 1904 4 30 -1 -1 SO -1 -1 RT -1 -1 -1 -1 038.TIF LAKE 1905 3 7 -1 -1 OW -1 -1 -1 -1 -1 -1 039.TIF HARBOR 1905 3 7 7 -1 -1 -1 -1 -1 -1 -1 039.TIF IN SLIPS 1905 3 21 10 -1 -1 -1 -1 -1 -1 -1 041.TIF HARBOR 1905 3 21 3 4 FD -1 -1 -1 -1 -1 -1 041.TIF LAKE 1905 3 28 -1 -1 DI -1 -1 -1 -1 -1 -1 042.TIF HARBOR 1905 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 042.TIF LAKE 1906 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 046.TIF HARBOR 1906 3 27 2 -1 -1 -1 -1 -1 -1 -1 048.TIF HARBOR 1906 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 049.TIF HARBOR 1907 3 12 8 -1 -1 -1 -1 -1 -1 -1 052.TIF HARBOR 1907 3 19 -1 -1 DI -1 -1 -1 -1 -1 -1 053.TIF HARBOR 1908 3 10 4 -1 DI -1 -1 -1 -1 -1 -1 058.TIF HARBOR 1908 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 058.TIF LAKE 1908 3 17 -1 -1 BK -1 -1 -1 -1 -1 -1 059.TIF HARBOR 1908 3 17 -1 -1 FD -1 -1 BK -1 -1 -1 -1 059.TIF LAKE 1908 3 24 -1 -1 DI -1 -1 -1 -1 -1 -1 060.TIF HARBOR 1908 3 24 -1 -1 FD -1 -1 -1 -1 -1 -1 060.TIF LAKE 1908 3 31 -1 -1 BK -1 -1 -1 -1 -1 -1 524.TIF HARBOR 1908 3 31 -1 -1 FD -1 -1 -1 -1 -1 -1 524.TIF LAKE 1908 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 063.TIF LAKE 1908 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 063.TIF HARBOR 1909 3 2 4 -1 BK -1 -1 -1 -1 -1 -1 064.TIF HARBOR 1909 3 2 -1 -1 OW -1 -1 -1 -1 -1 -1 064.TIF LAKE 1909 3 9 4 -1 BK -1 -1 -1 -1 -1 -1 065.TIF HARBOR 1909 3 9 3 -1 FD -1 -1 BK -1 -1 -1 -1 065.TIF LAKE 1909 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 067.TIF HARBOR 1909 3 23 -1 -1 FD -1 -1 -1 -1 -1 -1 067.TIF LAKE 1909 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 068.TIF HARBOR 1909 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 068.TIF LAKE 1910 3 1 -1 -1 FD -1 -1 -1 -1 -1 -1 071.TIF LAKE 1910 3 1 3 -1 DI -1 -1 -1 -1 -1 -1 071.TIF HARBOR 1911 3 7 -1 -1 BK -1 -1 -1 -1 -1 -1 077.TIF HARBOR 1911 3 7 -1 -1 FD -1 -1 -1 -1 -1 -1 077.TIF LAKE 1911 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 080.TIF HARBOR 1911 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 080.TIF LAKE 1912 3 5 20 -1 -1 -1 -1 -1 -1 -1 082.TIF HARBOR 1912 3 5 -1 -1 FD -1 -1 -1 -1 -1 -1 082.TIF EASTWARD 1912 3 12 20 -1 -1 -1 -1 -1 -1 -1 083.TIF HARBOR 1912 3 12 -1 -1 OW -1 -1 -1 -1 -1 -1 083.TIF 2Mi TO THE EAST 1912 3 19 20 -1 SO -1 -1 -1 -1 -1 -1 084.TIF HARBOR 1912 3 19 -1 -1 FD -1 -1 -1 -1 -1 -1 084.TIF WESTWARD TO DULUTH 1912 4 2 20 -1 BK -1 -1 -1 -1 -1 -1 086.TIF HARBOR 1912 4 2 -1 -1 FD -1 -1 -1 -1 -1 -1 086.TIF TO DULUTH 1912 4 2 -1 -1 OW -1 -1 -1 -1 -1 -1 086.TIF TO THE EAST 1912 4 9 -1 -1 BK -1 -1 -1 -1 -1 -1 087.TIF HARBOR 1912 4 9 -1 -1 FD -1 -1 -1 -1 -1 -1 087.TIF FROM 2Mi WEST: TO DULUTH 1912 4 9 -1 -1 OW -1 -1 -1 -1 -1 -1 087.TIF TO THE EAST 1912 4 22 -1 -1 OW -1 -1 -1 -1 -1 -1 089.TIF LAKE 1912 4 23 -1 -1 OW -1 -1 -1 -1 -1 -1 089.TIF HARBOR 1913 3 4 20 -1 BK -1 -1 -1 -1 -1 -1 090.TIF HARBOR 1913 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 090.TIF BEYOND 3Mi WEST OF HARBOR 1913 3 11 -1 -1 DI -1 -1 -1 -1 -1 -1 091.TIF HARBOR 1913 3 11 -1 -1 OW -1 -1 -1 -1 -1 -1 091.TIF EASTWARD FROM 18Mi W OF TWO H. 1913 3 18 -1 -1 OW -1 -1 -1 -1 -1 -1 092.TIF LAKE 1913 3 18 -1 -1 DI -1 -1 -1 -1 -1 -1 092.TIF HARBOR 1913 3 25 -1 -1 IP -1 -1 -1 -1 -1 -1 093.TIF HARBOR 1913 4 1 -1 -1 FD -1 -1 -1 -1 -1 -1 094.TIF LAKE 1913 4 1 -1 -1 BK -1 -1 -1 -1 -1 -1 094.TIF HARBOR 1913 4 8 -1 -1 BK -1 -1 -1 -1 -1 -1 095.TIF HARBOR 1913 4 8 -1 -1 FD -1 -1 -1 -1 -1 -1 095.TIF TO 2Mi EASTWARD 1913 4 8 -1 -1 OW -1 -1 -1 -1 -1 -1 095.TIF BEYOND 2Mi EASTWARD 1913 4 15 -1 -1 BK -1 -1 -1 -1 -1 -1 096.TIF HARBOR 1913 4 15 -1 -1 FD -1 -1 -1 -1 -1 -1 096.TIF LAKE 1914 3 3 12 -1 -1 -1 -1 -1 -1 -1 098.TIF HARBOR 1914 3 3 -1 -1 BK -1 -1 -1 -1 -1 -1 098.TIF AROUND DOCKS 1914 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 098.TIF LAKE 1914 3 10 -1 -1 BK -1 -1 -1 -1 -1 -1 099.TIF HARBOR 1914 3 10 -1 -1 DI -1 -1 -1 -1 -1 -1 099.TIF LAKE 1914 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 100.TIF LAKE 1914 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 100.TIF HARBOR 1914 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 101.TIF LAKE 1914 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 101.TIF HARBOR 1914 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 102.TIF LAKE 1914 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 102.TIF HARBOR 1914 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 103.TIF HARBOR 1914 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 103.TIF LAKE 1914 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 105.TIF LAKE 1914 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 105.TIF HARBOR 1915 3 9 -1 -1 FD -1 -1 -1 -1 -1 -1 106.TIF LAKE 1915 3 9 15 -1 -1 -1 -1 -1 -1 -1 106.TIF HARBOR 1915 3 16 -1 -1 FD -1 -1 -1 -1 -1 -1 107.TIF LAKE 1915 3 16 15 -1 -1 -1 -1 -1 -1 -1 107.TIF HARBOR 1915 3 23 15 -1 -1 -1 -1 -1 -1 -1 108.TIF HARBOR 1915 3 30 12 -1 -1 -1 -1 -1 -1 -1 109.TIF HARBOR 1915 4 6 -1 -1 DI -1 -1 -1 -1 -1 -1 110.TIF HARBOR 1915 4 6 -1 -1 OW -1 -1 -1 -1 -1 -1 110.TIF LAKE 1915 4 6 -1 -1 IP -1 -1 -1 -1 -1 -1 110.TIF ALONG THE SHORE 1915 4 13 -1 -1 FD -1 -1 BK -1 -1 LI -1 -1 111.TIF LAKE 1915 4 13 -1 -1 DI -1 -1 -1 -1 -1 -1 111.TIF HARBOR 1915 4 20 -1 -1 BK -1 -1 LI -1 -1 -1 -1 112.TIF HARBOR 1915 4 20 -1 -1 OW -1 -1 -1 -1 -1 -1 112.TIF LAKE 1916 3 7 -1 -1 BK -1 -1 -1 -1 -1 -1 113.TIF HARBOR 1916 3 7 -1 -1 OW -1 -1 -1 -1 -1 -1 113.TIF EASTWARD 1916 3 7 -1 -1 OW -1 -1 -1 -1 -1 -1 113.TIF TO 10Mi WESTWARD 1916 3 7 -1 -1 FD -1 -1 SO -1 -1 -1 -1 113.TIF BEYOND 10Mi WESTWARD 1916 3 14 -1 -1 BK -1 -1 -1 -1 -1 -1 114.TIF HARBOR 1916 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 114.TIF EAST 1916 3 14 -1 -1 FD -1 -1 -1 -1 -1 -1 114.TIF 10Mi TO THE SOUTH 1916 3 14 -1 -1 OW -1 -1 -1 -1 -1 -1 114.TIF TO 10Mi TO THE WEST 1916 3 14 -1 -1 FD -1 -1 SO -1 -1 -1 -1 114.TIF BEYOND 10Mi TO THE WEST 1916 3 21 -1 -1 DI -1 -1 -1 -1 -1 -1 115.TIF HARBOR 1916 3 21 -1 -1 FD -1 -1 -1 -1 -1 -1 115.TIF LAKE 1916 3 28 -1 -1 BK -1 -1 -1 -1 -1 -1 116.TIF HARBOR 1916 3 28 -1 -1 FD -1 -1 -1 -1 -1 -1 116.TIF LAKE 1916 3 28 -1 -1 FD -1 -1 DI -1 -1 -1 -1 116.TIF HARBOR 1916 4 4 -1 -1 BK -1 -1 -1 -1 -1 -1 117.TIF HARBOR 1916 4 4 -1 -1 FD -1 -1 -1 -1 -1 -1 117.TIF LAKE 1916 4 11 -1 -1 BK -1 -1 -1 -1 -1 -1 118.TIF HARBOR 1916 4 11 15 -1 SO -1 -1 -1 -1 -1 -1 118.TIF TO DULUTH 1916 4 18 -1 -1 BK -1 -1 -1 -1 -1 -1 119.TIF HARBOR 1916 4 18 -1 -1 FD -1 -1 -1 -1 -1 -1 119.TIF SOUTH SHORE: 8Mi OUT 1916 4 18 -1 -1 OW -1 -1 -1 -1 -1 -1 119.TIF LITTLE MARAIS 1916 4 18 -1 -1 OW -1 -1 -1 -1 -1 -1 119.TIF TOFTE 1917 3 6 22 -1 -1 -1 -1 -1 -1 -1 120.TIF HARBOR 1917 3 6 22 -1 -1 -1 -1 -1 -1 -1 120.TIF LAKE: TO 12Mi EAST 1917 3 13 22 -1 FD -1 -1 -1 -1 -1 -1 121.TIF LAKE 1917 3 13 24 -1 -1 -1 -1 -1 -1 -1 121.TIF HARBOR 1917 3 20 24 -1 -1 -1 -1 -1 -1 -1 122.TIF HARBOR 1917 3 20 -1 -1 FD -1 -1 SC -1 -1 -1 -1 122.TIF LAKE 1917 3 20 -1 -1 FD -1 -1 BK -1 -1 -1 -1 122.TIF N SHORE: TO GRAND MARAIS, MN 1917 3 27 24 -1 -1 -1 -1 -1 -1 -1 123.TIF LAKE 1917 3 27 -1 -1 FD -1 -1 BK -1 -1 -1 -1 123.TIF FROM 12 TO 42Mi E OF TWO H. 1917 3 27 -1 -1 OW -1 -1 -1 -1 -1 -1 123.TIF LITTLE MARAIS TO G. MARAIS, MN 1917 4 3 24 -1 -1 -1 -1 -1 -1 -1 124.TIF HARBOR 1917 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 124.TIF BEYOND 12Mi EAST 1917 4 10 18 -1 -1 -1 -1 -1 -1 -1 125.TIF HARBOR 1917 4 10 -1 -1 FD -1 -1 BK -1 -1 -1 -1 125.TIF TO LITTLE MARAIS, MN 1917 4 10 -1 -1 OW -1 -1 -1 -1 -1 -1 125.TIF L. MARAIS, MN TO G. MARAIS, MN 1917 4 17 18 -1 -1 -1 -1 -1 -1 -1 126.TIF HARBOR 1917 4 24 -1 -1 FD -1 -1 -1 -1 -1 -1 127.TIF LAKE 1917 4 24 -1 -1 BK -1 -1 -1 -1 -1 -1 127.TIF HARBOR 1918 3 5 19 -1 -1 -1 -1 -1 -1 -1 128.TIF HARBOR 1918 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 128.TIF TO GRAND MARAIS, MN 1918 3 12 20 -1 -1 -1 -1 -1 -1 -1 129.TIF HARBOR 1918 3 19 19 -1 -1 -1 -1 -1 -1 -1 130.TIF HARBOR 1918 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 130.TIF LAKE 1918 3 26 19 -1 -1 -1 -1 -1 -1 -1 131.TIF HARBOR 1918 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 131.TIF LAKE 1918 4 2 17 -1 -1 -1 -1 -1 -1 -1 132.TIF HARBOR 1918 4 2 -1 -1 FD -1 -1 -1 -1 -1 -1 132.TIF NORTHEASTWARD 1919 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 136.TIF HARBOR 1919 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 136.TIF LAKE 1919 3 11 -1 -1 BK -1 -1 -1 -1 -1 -1 137.TIF HARBOR 1919 3 11 3 -1 -1 -1 -1 -1 -1 -1 137.TIF AROUND DOCKS 1919 3 11 -1 -1 LI -1 -1 -1 -1 -1 -1 137.TIF LAKE 1919 3 18 -1 -1 BK -1 -1 -1 -1 -1 -1 138.TIF HARBOR 1919 3 18 -1 -1 OW -1 -1 -1 -1 -1 -1 138.TIF LAKE 1919 3 25 -1 -1 OW -1 -1 -1 -1 -1 -1 139.TIF LAKE 1919 3 25 -1 -1 OW -1 -1 -1 -1 -1 -1 139.TIF HARBOR 1920 3 9 21 -1 -1 -1 -1 -1 -1 -1 140.TIF HARBOR 1920 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 140.TIF TO GRAND MARAIS, MN 1920 3 16 21 -1 -1 -1 -1 -1 -1 -1 141.TIF HARBOR 1920 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 141.TIF EASTWARD 1920 3 23 20 -1 -1 -1 -1 -1 -1 -1 142.TIF HARBOR 1920 3 30 -1 -1 BK -1 -1 -1 -1 -1 -1 143.TIF HARBOR 1920 4 6 -1 -1 OW -1 -1 -1 -1 -1 -1 144.TIF HARBOR 1920 4 6 -1 -1 OW -1 -1 -1 -1 -1 -1 144.TIF LAKE 1921 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 147.TIF HARBOR 1922 4 4 -1 -1 OW -1 -1 -1 -1 -1 -1 153.TIF HARBOR 1924 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 163.TIF TO GRAND MARAIS, MN 1924 3 11 -1 -1 LF -1 -1 BK -1 -1 -1 -1 164.TIF TO GRAND MARAIS, MN 1925 4 7 -1 -1 FD -1 -1 DI -1 -1 -1 -1 174.TIF HARBOR 1926 3 2 9 -1 -1 -1 -1 -1 -1 -1 176.TIF HARBOR 1927 3 8 -1 -1 LF -1 -1 BK -1 -1 -1 -1 185.TIF LAKE 1931 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 209.TIF HARBOR 1934 3 20 -1 -1 DI -1 -1 -1 -1 -1 -1 230.TIF HARBOR 1934 3 27 -1 -1 IP -1 -1 -1 -1 -1 -1 231.TIF HARBOR 1934 4 17 -1 -1 OW -1 -1 -1 -1 -1 -1 234.TIF HARBOR 1935 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 237.TIF LAKE 1935 3 5 2 -1 -1 -1 -1 -1 -1 -1 237.TIF HARBOR 1935 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 239.TIF LAKE 1935 3 19 4 -1 -1 -1 -1 -1 -1 -1 239.TIF HARBOR 1935 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 240.TIF HARBOR 1936 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 247.TIF TO BEYOND GRAND MARAIS, MN 1936 4 6 -1 -1 OW -1 -1 -1 -1 -1 -1 248.TIF EASTWARD 1936 4 13 -1 -1 OW -1 -1 -1 -1 -1 -1 249.TIF EASTWARD 1937 3 8 -1 -1 OW -1 -1 BV -1 -1 -1 -1 254.TIF HARBOR 1937 3 15 -1 -1 IP -1 -1 BV -1 -1 -1 -1 255.TIF HARBOR 1937 3 29 -1 -1 DI -1 -1 -1 -1 -1 -1 257.TIF HARBOR 1938 3 7 16 -1 -1 -1 -1 -1 -1 -1 261.TIF HARBOR 1938 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 264.TIF LAKE 1938 3 28 9 -1 -1 -1 -1 -1 -1 -1 264.TIF HARBOR 1939 3 6 -1 -1 OW -1 -1 BV -1 -1 -1 -1 268.TIF HARBOR 1939 3 6 9 -1 -1 -1 -1 -1 -1 -1 268.TIF HARBOR 1939 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 272.TIF HARBOR 1939 4 10 -1 -1 OW -1 -1 -1 -1 -1 -1 273.TIF LAKE 1939 4 17 -1 -1 OW -1 -1 -1 -1 -1 -1 274.TIF LAKE 1939 4 17 -1 -1 BK -1 -1 -1 -1 -1 -1 274.TIF HARBOR 1940 3 11 8 -1 -1 -1 -1 -1 -1 -1 278.TIF TO SOUTH SHORE 1940 3 18 -1 -1 OW -1 -1 -1 -1 -1 -1 279.TIF NORTHEAST 1940 3 18 13 -1 -1 -1 -1 -1 -1 -1 279.TIF HARBOR 1940 3 24 -1 -1 OW -1 -1 BV -1 -1 -1 -1 280.TIF EAST & NORTHEAST 1940 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 280.TIF TO 6Mi OUT SOUTH & SOUTHEAST 1940 4 1 -1 -1 IP -1 -1 -1 -1 -1 -1 281.TIF 6Mi OUT TO SOUTH & SOUTHEAST 1940 4 8 -1 -1 IP -1 -1 -1 -1 -1 -1 282.TIF TO 6Mi TO THE NORTHEAST 1940 4 8 -1 -1 IP -1 -1 -1 -1 -1 -1 282.TIF TO THE SOUTH SHORE 1940 4 22 -1 -1 OW -1 -1 -1 -1 -1 -1 284.TIF LAKE 1941 3 3 13 -1 SO -1 -1 -1 -1 -1 -1 285.TIF HARBOR 1941 3 3 -1 -1 IP -1 -1 BV -1 -1 WI -1 -1 285.TIF LAKE 1941 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 286.TIF LAKE 1941 3 17 -1 -1 LF 3 8 LI -1 -1 -1 -1 287.TIF LAKE 1941 3 17 13 -1 -1 -1 -1 -1 -1 -1 287.TIF HARBOR 1941 3 24 -1 -1 IP -1 -1 BV -1 -1 -1 -1 288.TIF LAKE 1941 3 31 -1 -1 IP -1 -1 BV -1 -1 -1 -1 289.TIF LAKE 1941 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 290.TIF LAKE 1941 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 290.TIF HARBOR 1941 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 291.TIF LAKE 1942 3 16 -1 -1 OW -1 -1 -1 -1 -1 -1 293.TIF LAKE 1942 3 16 -1 -1 LI -1 -1 -1 -1 -1 -1 293.TIF HARBOR 1942 3 23 -1 -1 OW -1 -1 -1 -1 -1 -1 294.TIF HARBOR 1942 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 295.TIF LAKE 1943 3 1 -1 -1 OW -1 -1 -1 -1 -1 -1 298.TIF LAKE 1943 3 15 8 -1 -1 -1 -1 -1 -1 -1 300.TIF LAKE 1943 3 22 11 -1 IP -1 -1 BV -1 -1 SW -1 -1 301.TIF LAKE 1943 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 302.TIF NORTHEASTWARD 1943 4 12 -1 -1 OW -1 -1 BV -1 -1 -1 -1 304.TIF LAKE 1943 4 12 -1 -1 OW -1 -1 -1 -1 -1 -1 304.TIF HARBOR 1944 3 6 -1 -1 OW -1 -1 -1 -1 -1 -1 308.TIF LAKE 1944 3 6 -1 -1 OW -1 -1 -1 -1 -1 -1 308.TIF HARBOR 1944 3 13 -1 -1 OW -1 -1 -1 -1 -1 -1 309.TIF HARBOR 1944 3 20 -1 -1 NI -1 -1 LI -1 -1 -1 -1 310.TIF HARBOR 1944 3 27 -1 -1 OW -1 -1 -1 -1 -1 -1 311.TIF LAKE 1944 3 27 -1 -1 DI -1 -1 -1 -1 -1 -1 311.TIF HARBOR 1944 4 3 -1 -1 LF -1 -1 -1 -1 -1 -1 312.TIF HARBOR 1944 4 17 -1 -1 OW -1 -1 -1 -1 -1 -1 314.TIF HARBOR 1945 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 316.TIF LAKE 1945 3 26 -1 -1 OW -1 -1 -1 -1 -1 -1 316.TIF HARBOR 1946 3 4 16 -1 SO -1 -1 -1 -1 -1 -1 318.TIF BAY 1946 3 4 -1 -1 FD -1 -1 DI -1 -1 SW -1 -1 318.TIF LAKE 1946 3 18 15 -1 -1 -1 -1 -1 -1 -1 320.TIF HARBOR 1946 3 18 -1 -1 FD -1 -1 DI -1 -1 SW -1 -1 320.TIF HARBOR 1946 3 25 14 -1 RT -1 -1 BV -1 -1 -1 -1 321.TIF SOUTHWARD 1946 3 25 -1 -1 OW -1 -1 BV -1 -1 -1 -1 321.TIF EAST & NORTHEASTWARD 1946 4 1 -1 -1 OW -1 -1 BV -1 -1 -1 -1 322.TIF LAKE 1946 4 1 -1 -1 DI -1 -1 BK -1 -1 -1 -1 322.TIF 1/3 OF HARBOR 1947 3 3 12 -1 -1 -1 -1 -1 -1 -1 326.TIF HARBOR 1947 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 327.TIF LAKE 1947 3 10 11 -1 RT -1 -1 -1 -1 -1 -1 327.TIF HARBOR 1947 3 17 12 -1 RT -1 -1 -1 -1 -1 -1 328.TIF HARBOR 1947 3 24 14 -1 RT -1 -1 -1 -1 -1 -1 329.TIF HARBOR 1947 3 24 -1 -1 OW -1 -1 BV -1 -1 -1 -1 329.TIF LAKE 1947 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 330.TIF HARBOR 1947 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 331.TIF HARBOR 1947 4 14 -1 -1 OW -1 -1 BV -1 -1 -1 -1 332.TIF LAKE 1948 3 8 -1 -1 FD -1 -1 DI -1 -1 -1 -1 335.TIF LAKE 1948 3 8 3 -1 NI -1 -1 -1 -1 -1 -1 335.TIF HARBOR 1948 3 15 8 -1 -1 -1 -1 -1 -1 -1 336.TIF HARBOR 1948 3 15 -1 -1 FD -1 -1 DI -1 -1 -1 -1 336.TIF LAKE 1948 3 22 10 -1 RT -1 -1 -1 -1 -1 -1 337.TIF HARBOR 1948 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 338.TIF HARBOR 1948 3 29 -1 -1 WI -1 -1 -1 -1 -1 -1 338.TIF TO 1Mi OUT 1948 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 338.TIF BEYOND 1Mi OUT 1948 4 5 -1 -1 LI -1 -1 DI -1 -1 -1 -1 339.TIF HARBOR 1948 4 5 -1 -1 OW -1 -1 -1 -1 -1 -1 339.TIF LAKE 1949 2 28 12 -1 SO -1 -1 -1 -1 -1 -1 526.TIF TO 500YDS INTO LAKE 1949 3 7 6 12 -1 -1 -1 -1 -1 -1 341.TIF HARBOR 1949 3 14 1 -1 NI -1 -1 SW -1 -1 -1 -1 343.TIF HARBOR 1949 3 21 -1 -1 LI -1 -1 -1 -1 -1 -1 345.TIF LAKE 1949 3 21 -1 -1 BK -1 -1 DI -1 -1 -1 -1 345.TIF HARBOR 1949 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 347.TIF HARBOR 1949 3 28 -1 -1 FD -1 -1 BK -1 -1 SW -1 -1 347.TIF LAKE 1950 2 27 17 -1 SO -1 -1 WI -1 -1 BV -1 -1 349.TIF HARBOR 1950 3 6 19 -1 SO -1 -1 -1 -1 -1 -1 350.TIF HARBOR 1950 3 6 -1 -1 WI -1 -1 BV -1 -1 -1 -1 350.TIF LAKE 1950 3 13 21 -1 -1 -1 -1 -1 -1 -1 351.TIF HARBOR 1950 3 13 -1 -1 WI -1 -1 BV -1 -1 -1 -1 351.TIF LAKE 1950 3 20 22 -1 SO -1 -1 SC 3 -1 -1 -1 352.TIF HARBOR 1950 3 20 -1 -1 FD -1 -1 WI -1 -1 BV -1 -1 352.TIF LAKE 1950 3 27 21 -1 SC 4 -1 -1 -1 -1 -1 353.TIF HARBOR 1950 3 27 -1 -1 WI -1 -1 BV -1 -1 SW -1 -1 353.TIF LAKE 1950 4 3 22 -1 -1 -1 -1 -1 -1 -1 354.TIF HARBOR 1950 4 3 -1 -1 SO -1 -1 WI -1 -1 -1 -1 354.TIF LAKE 1950 4 10 22 -1 RT 2 -1 -1 -1 -1 -1 355.TIF HARBOR 1950 4 10 -1 -1 SO -1 -1 WI -1 -1 BV -1 -1 355.TIF LAKE 1950 4 17 -1 -1 BK -1 -1 WI -1 -1 -1 -1 356.TIF KNIFE RIVER TO BEAVER BAY 1950 4 17 22 -1 RT 4 -1 -1 -1 -1 -1 356.TIF HARBOR 1950 4 17 -1 -1 SO -1 -1 WI -1 -1 BV -1 -1 356.TIF LAKE 1950 4 24 17 -1 RT 6 12 -1 -1 -1 -1 357.TIF HARBOR 1950 4 24 -1 -1 RT -1 -1 -1 -1 -1 -1 357.TIF SOUTH SIDE ORE DOCKS & SLIPS 1950 4 24 -1 -1 OW -1 -1 BV -1 -1 -1 -1 357.TIF TO THE NE 1950 4 24 -1 -1 OW -1 -1 -1 -1 -1 -1 357.TIF TO 25Mi TO THE E & SE 1950 4 24 -1 -1 FD -1 -1 DI -1 -1 -1 -1 357.TIF KNIFE RIVER: LAKE 1950 5 1 -1 -1 OW -1 -1 -1 -1 -1 -1 358.TIF LAKE 1950 5 1 -1 -1 OW -1 -1 -1 -1 -1 -1 358.TIF HARBOR 1951 3 12 17 19 SO -1 -1 SC 6 -1 -1 -1 361.TIF HARBOR 1951 3 12 -1 -1 IP -1 -1 BV -1 -1 SW -1 -1 361.TIF LAKE: IN ALL DIRECTIONS 1951 3 19 17 19 SC 3 -1 -1 -1 -1 -1 362.TIF HARBOR 1951 3 19 -1 -1 FD -1 -1 SW -1 -1 BV -1 -1 362.TIF LAKE 1951 3 26 17 19 SO -1 -1 SC 6 -1 -1 -1 363.TIF HARBOR 1951 3 26 -1 -1 SO -1 -1 BV -1 -1 WI -1 -1 363.TIF LAKE 1951 4 2 20 -1 RT 2 -1 SL -1 -1 WT -1 -1 364.TIF HARBOR 1951 4 2 -1 -1 WI -1 -1 BV -1 -1 -1 -1 364.TIF LAKE: IN ALL DIRECTIONS 1951 4 9 -1 -1 IP -1 -1 SW -1 -1 -1 -1 365.TIF LAKE: IN ALL DIRECTIONS 1951 4 9 14 17 RT 4 -1 -1 -1 -1 -1 365.TIF HARBOR 1951 4 9 -1 -1 SI 240 -1 -1 -1 -1 -1 365.TIF 8Mi EAST 1951 4 9 -1 -1 LI -1 -1 -1 -1 -1 -1 365.TIF TO 60Mi EAST 1951 4 9 -1 -1 DI -1 -1 PN -1 -1 SI -1 -1 365.TIF 60 TO 110Mi EAST 1951 4 9 10 20 FD -1 -1 RT -1 -1 -1 -1 365.TIF TO DULUTH 1951 4 16 -1 -1 OW -1 -1 -1 -1 -1 -1 366.TIF NORTH SHORE: TO DULUTH 1953 3 23 8 10 BK -1 -1 -1 -1 -1 -1 379.TIF (CUT) 1953 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 380.TIF HARBOR 1954 3 1 -1 -1 OW -1 -1 -1 -1 -1 -1 381.TIF HARBOR 1954 3 1 -1 -1 OW -1 -1 -1 -1 -1 -1 381.TIF LAKE 1954 3 8 -1 -1 NI -1 -1 -1 -1 -1 -1 382.TIF HARBOR 1954 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 383.TIF LAKE 1954 3 15 -1 -1 OW -1 -1 -1 -1 -1 -1 383.TIF HARBOR 1954 3 22 -1 -1 OW -1 -1 -1 -1 -1 -1 384.TIF LAKE 1954 3 22 -1 -1 OW -1 -1 -1 -1 -1 -1 384.TIF HARBOR 1954 3 29 -1 -1 OW -1 -1 -1 -1 -1 -1 385.TIF HARBOR 1954 4 12 -1 -1 OW -1 -1 -1 -1 -1 -1 387.TIF HARBOR 1955 2 28 18 -1 CL -1 -1 SW -1 -1 -1 -1 389.TIF HARBOR 1955 3 7 1 5 IP -1 -1 BV -1 -1 -1 -1 391.TIF LAKE 1955 3 7 14 -1 SO -1 -1 CL -1 -1 -1 -1 391.TIF HARBOR 1955 3 14 13 -1 SO -1 -1 CL -1 -1 WI -1 -1 393.TIF HARBOR 1955 3 14 16 -1 CL -1 -1 -1 -1 -1 -1 393.TIF LAKE: TO 10Mi OUT 1955 3 21 17 -1 SO -1 -1 CL -1 -1 WI -1 -1 394.TIF HARBOR 1955 3 28 -1 -1 IP -1 -1 BV -1 -1 -1 -1 395.TIF LAKE 1955 3 28 18 -1 SO -1 -1 CL -1 -1 -1 -1 395.TIF HARBOR 1955 3 28 -1 -1 WI -1 -1 -1 -1 -1 -1 395.TIF HARBOR ENTRANCE 1955 4 11 -1 -1 RT -1 -1 -1 -1 -1 -1 396.TIF HARBOR 1956 2 27 -1 -1 CL -1 -1 DI -1 -1 -1 -1 397.TIF LAKE 1956 2 27 6 -1 -1 -1 -1 -1 -1 -1 397.TIF HARBOR 1956 3 5 -1 -1 OW -1 -1 -1 -1 -1 -1 399.TIF LAKE 1956 3 5 -1 -1 BK -1 -1 -1 -1 -1 -1 399.TIF HARBOR CHANNEL (CUT) 1956 3 12 1 -1 NI -1 -1 -1 -1 -1 -1 401.TIF HARBOR 1956 3 12 -1 -1 OW -1 -1 -1 -1 -1 -1 401.TIF LAKE 1956 3 19 11 -1 CL -1 -1 -1 -1 -1 -1 402.TIF HARBOR 1956 3 19 -1 -1 OW -1 -1 -1 -1 -1 -1 402.TIF LAKE 1956 3 26 11 -1 CL -1 -1 RT -1 -1 -1 -1 403.TIF HARBOR 1956 4 2 -1 -1 OW -1 -1 -1 -1 -1 -1 404.TIF HARBOR 1956 4 16 -1 -1 OW -1 -1 BV -1 -1 -1 -1 406.TIF HARBOR 1957 2 25 -1 -1 IP -1 -1 SW -1 -1 -1 -1 407.TIF LAKE 1957 2 25 7 8 -1 -1 -1 -1 -1 -1 407.TIF HARBOR 1957 3 4 -1 -1 OW -1 -1 -1 -1 -1 -1 409.TIF LAKE 1957 3 4 8 9 -1 -1 -1 -1 -1 -1 409.TIF HARBOR 1957 3 11 -1 -1 FD -1 -1 -1 -1 -1 -1 411.TIF LAKE 1957 3 11 8 9 -1 -1 -1 -1 -1 -1 411.TIF HARBOR 1957 3 25 -1 -1 OW -1 -1 -1 -1 -1 -1 413.TIF LAKE 1957 3 25 -1 -1 IP -1 -1 -1 -1 -1 -1 413.TIF AT END OF DOCK 1958 2 24 12 -1 -1 -1 -1 -1 -1 -1 416.TIF HARBOR 1958 2 24 -1 -1 IP -1 -1 BV -1 -1 -1 -1 416.TIF LAKE 1958 3 3 12 -1 -1 -1 -1 -1 -1 -1 417.TIF HARBOR 1958 3 10 14 -1 -1 -1 -1 -1 -1 -1 418.TIF HARBOR 1958 3 10 -1 -1 IP -1 -1 BV -1 -1 -1 -1 418.TIF LAKE 1958 3 24 14 -1 IP -1 -1 BV -1 -1 -1 -1 420.TIF HARBOR 1958 3 31 14 -1 IP -1 -1 BV -1 -1 -1 -1 421.TIF LAKE 1958 4 7 -1 -1 IP -1 -1 BV -1 -1 -1 -1 422.TIF LAKE 1958 4 7 12 -1 RT -1 -1 -1 -1 -1 -1 422.TIF HARBOR 1958 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 423.TIF HARBOR 1958 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 423.TIF LAKE 1959 3 2 20 -1 SO -1 -1 -1 -1 -1 -1 424.TIF HARBOR 1959 3 2 -1 -1 DI -1 -1 SW -1 -1 -1 -1 424.TIF BEYOND BW 1959 3 9 18 20 -1 -1 -1 -1 -1 -1 425.TIF HARBOR 1959 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 425.TIF OUTER HALF OF HARBOR 1959 3 9 -1 -1 OW -1 -1 -1 -1 -1 -1 425.TIF LAKE 1959 3 16 18 20 -1 -1 -1 -1 -1 -1 426.TIF HARBOR 1959 3 30 -1 -1 OW -1 -1 -1 -1 -1 -1 429.TIF LAKE 1959 3 30 18 -1 SW -1 -1 -1 -1 -1 -1 429.TIF (75% OPEN) 1959 4 6 18 -1 SW -1 -1 -1 -1 -1 -1 430.TIF (75% OPEN) 1959 4 6 -1 -1 OW -1 -1 -1 -1 -1 -1 430.TIF LAKE 1960 2 29 4 5 -1 -1 -1 -1 -1 -1 522.TIF HARBOR 1960 2 29 -1 -1 DI -1 -1 -1 -1 -1 -1 522.TIF LAKE 1960 3 7 -1 -1 SO -1 -1 -1 -1 -1 -1 434.TIF LAKE 1960 3 7 6 -1 -1 -1 -1 -1 -1 -1 434.TIF HARBOR 1960 3 14 12 -1 SO -1 -1 -1 -1 -1 -1 435.TIF HARBOR 1960 3 14 -1 -1 SO -1 -1 -1 -1 -1 -1 435.TIF LAKE 1960 3 21 -1 -1 SO -1 -1 -1 -1 -1 -1 436.TIF LAKE 1960 3 21 14 15 -1 -1 -1 -1 -1 -1 436.TIF HARBOR 1960 3 28 -1 -1 OW -1 -1 -1 -1 -1 -1 437.TIF LAKE 1960 3 28 15 -1 -1 -1 -1 -1 -1 -1 437.TIF HARBOR 1960 4 4 -1 -1 OW -1 -1 -1 -1 -1 -1 438.TIF HARBOR 1961 3 6 -1 -1 OW -1 -1 -1 -1 -1 -1 441.TIF LAKE 1961 3 6 18 -1 -1 -1 -1 -1 -1 -1 441.TIF HARBOR 1961 3 13 18 -1 SO -1 -1 -1 -1 -1 -1 442.TIF INNER HALF OF HARBOR 1961 3 13 -1 -1 DI -1 -1 -1 -1 -1 -1 442.TIF OUTER HALF OF HARBOR 1961 3 13 -1 -1 DI -1 -1 -1 -1 -1 -1 442.TIF LAKE 1961 3 20 18 -1 SO -1 -1 -1 -1 -1 -1 443.TIF INNER HALF OF HARBOR 1961 3 20 4 -1 DI -1 -1 -1 -1 -1 -1 443.TIF OUTER HALF OF HARBOR 1961 3 20 4 -1 DI -1 -1 -1 -1 -1 -1 443.TIF LAKE 1961 3 27 -1 -1 BI -1 -1 -1 -1 -1 -1 444.TIF LAKE 1961 3 27 4 -1 RT -1 -1 -1 -1 -1 -1 444.TIF HARBOR 1961 4 3 12 -1 SL 6 -1 -1 -1 -1 -1 445.TIF INNER HALF OF HARBOR 1961 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 445.TIF OUTER HALF OF HARBOR 1961 4 3 -1 -1 OW -1 -1 -1 -1 -1 -1 445.TIF LAKE 1961 4 10 -1 -1 LI -1 -1 -1 -1 -1 -1 446.TIF HARBOR 1962 3 5 12 -1 SO -1 -1 BV -1 -1 -1 -1 448.TIF HARBOR 1962 3 12 12 24 IP -1 -1 BV -1 -1 -1 -1 449.TIF LAKE 1962 3 12 12 -1 -1 -1 -1 -1 -1 -1 449.TIF HARBOR 1962 3 19 12 -1 -1 -1 -1 -1 -1 -1 450.TIF HARBOR 1962 3 26 12 -1 -1 -1 -1 -1 -1 -1 451.TIF HARBOR 1962 4 2 18 -1 FS -1 -1 SI -1 -1 -1 -1 452.TIF HARBOR 1962 4 9 -1 -1 FD -1 -1 DI -1 -1 -1 -1 453.TIF LAKE 1962 4 9 10 -1 -1 -1 -1 -1 -1 -1 453.TIF HARBOR 1962 4 16 8 -1 SW -1 -1 -1 -1 -1 -1 454.TIF HARBOR 1962 4 16 -1 -1 OW -1 -1 -1 -1 -1 -1 454.TIF LAKE 1962 4 23 -1 -1 OW -1 -1 -1 -1 -1 -1 455.TIF LAKE 1962 4 23 -1 -1 OW -1 -1 -1 -1 -1 -1 455.TIF HARBOR 1963 3 4 24 -1 -1 -1 -1 -1 -1 -1 457.TIF HARBOR 1963 3 11 24 -1 -1 -1 -1 -1 -1 -1 458.TIF HARBOR 1963 3 11 -1 -1 OW -1 -1 -1 -1 -1 -1 458.TIF OUTSIDE OF HARBOR 1963 3 18 24 -1 -1 -1 -1 -1 -1 -1 459.TIF HARBOR 1963 4 1 24 -1 -1 -1 -1 -1 -1 -1 461.TIF HARBOR 1963 4 1 -1 -1 OW -1 -1 -1 -1 -1 -1 461.TIF OUTSIDE OF HARBOR 1963 4 8 20 -1 -1 -1 -1 -1 -1 -1 462.TIF HARBOR 1963 4 8 -1 -1 OW -1 -1 -1 -1 -1 -1 462.TIF LAKE 1963 4 15 18 -1 -1 -1 -1 -1 -1 -1 463.TIF HARBOR 1963 4 15 -1 -1 DI -1 -1 -1 -1 -1 -1 463.TIF LAKE 1967 3 27 -1 -1 LI -1 -1 -1 -1 -1 -1 493.TIF TO GRAND PORTAGE (ALONG SHORE) 1968 2 26 5 -1 -1 -1 -1 -1 -1 -1 521.TIF HARBOR 1968 3 4 5 -1 -1 -1 -1 -1 -1 -1 520.TIF HARBOR 1968 3 11 3 -1 -1 -1 -1 -1 -1 -1 497.TIF (70% ICE COVER) 1968 3 18 4 -1 -1 -1 -1 -1 -1 -1 498.TIF HARBOR 1968 3 25 4 -1 SI -1 -1 -1 -1 -1 -1 499.TIF (80% ICE COVER) 1968 4 1 -1 -1 OW -1 -1 -1 -1 -1 -1 500.TIF HARBOR 1968 4 8 -1 -1 OW -1 -1 -1 -1 -1 -1 501.TIF HARBOR 1969 2 24 10 -1 -1 -1 -1 -1 -1 -1 503.TIF HARBOR 1969 3 3 10 -1 -1 -1 -1 -1 -1 -1 504.TIF HARBOR 1969 3 10 10 -1 -1 -1 -1 -1 -1 -1 505.TIF (60% ICE COVER) 1969 3 17 10 -1 -1 -1 -1 -1 -1 -1 506.TIF (10% ICE COVER) 1969 3 24 10 -1 -1 -1 -1 -1 -1 -1 507.TIF (10% ICE COVER) 1969 3 31 5 -1 -1 -1 -1 -1 -1 -1 508.TIF (10% ICE COVER) 1969 4 7 5 -1 -1 -1 -1 -1 -1 -1 509.TIF (30% ICE COVER) 1970 3 17 2 -1 -1 -1 -1 -1 -1 -1 512.TIF (50% ICE COVER) 1970 3 24 2 -1 -1 -1 -1 -1 -1 -1 513.TIF (50% ICE COVER) 1970 3 31 1 -1 -1 -1 -1 -1 -1 -1 514.TIF (10% ICE COVER) 1970 4 7 1 -1 -1 -1 -1 -1 -1 -1 515.TIF (10% ICE COVER) 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF HARBOR ---------------------------------------------------------------------------------------------------------- Ice thickness is in inches, -1 = no thickness reported, see report for ice conditon codes. T1 = ice thickness or part of a range if T2 is present, C1 = primary condtion of ice. T1C1 = thickness of C1 or part of range if T2C1 is presnet. C2, T1C2, T2C2, C3, T1C3, T2C3 are secondary and ternary ice conditon and condition thickness.