Hydrographic Sheet No. 2057, 1890
Hydrographic Sheet No. 2057, 1890
The hydrographic sheet no. 2057 documents sea bottom specimens collected from Lynn Canal (upper part ot head of canal) in southeast Alaska. The party was commanded by Lieut. Com'd'r. H. B. Mansfield, U.S.N. The table of data contains dates, section nos., locality, fathoms, and notes. There is a note at the bottom of the second sheet to also see sheets nos. 2055 and 2056, and that the soundings in red are reduced for tide












