Hydrographic sheet, no. 1557, 1883
The hydrographic sheet no. 1557 documents collecting of sea bottom specimens from the west coast of Florida, north of Egmont Key, February 9 - 16, 1883. Lt. Com'd'r H. B. Mansfield, U.S.N., was commanding the party. The table of data includes date, section number, locality, fathoms, and appearance












