6 maps on one sheet. Components: Chart of Iliuliuk Harbor, Unalaska -- Sketch of Sannak Ids. And reefs, Alaska -- Sketch of Acherk Harbor, Sannak I. -- Sketch of Port Moller, north side, Alaska Peninsula, Bering Sea -- Sketch of St. Matthew and...
Relief shown by hachures; depths shown by soundings. Annotated by George Davidson with notes and place names. "Aids to navigation corrected for information received to Apr 9 1902." U.S.C. & G.S. Chart No. 8500. Sheet 3. First published in...
Relief shown by hachures and spot heights; depths shown by soundings. Annotated by George Davidson with place names and notes. "Aids to navigation corrected for information received to Mar 14 1902." U.S.C. & G.S. chart no. 8050. First published...