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| U.S.S. BURTON ISLAND (AGB-1) |
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A Navy icebreaker of the Wind Class built by Western Pipe Co., San Pedro, California, commisioned December 1946. Her primary mission is to clear a safe channel and escort supply ships through the polar regions. |
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| U.S.S. STATEN ISLAND (AGB-5) |
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This 6.000 ton Navy Icebreaker was land-leased to Russia immediately following her completion in 1944 at San Pedro, California. Since she was returned in 1951 her primary mission has been to clear a path through the polar icepacks for ships re-supplying remote scientific installations. |