Hydrographic sheet, no. 1497, 1881
Hydrographic sheet, no. 1497, 1881
The hydrographic sheet no. 1488 documents collecting of sea bottom specimens from the entrance of Pensacola Harbor in Florida, October 25 - November 8, 1881. Lt. Com'd'r W. H. Brownson was commanding the party. The table of data includes date, locality, fathoms, and appearance












