Hydrographic Sheet No. 1946, 1889
Hydrographic Sheet No. 1946, 1889
The hydrographic sheet no. 1946 documents sea bottom specimens collected from Euchre Cr. to Cape Orford [Cape Blanco] off the coast of Oregon during June 25 to September 2, 1889. The party was commanded by Lieut. J. M. Helm, U.S.N. Table of data contains dates, section no., locality, fathoms, and notes












