The hydrographic sheet no. 1471 documents collecting of sea bottom specimens from Bodega head to Point Arena in California, June 21 - August 30, 1880. Lieut. H. E. Nichols, U.S.N., was commanding the party. The table of data includes date, section number, locality, fathoms, and appearance.
The hydrographic sheet no. 1477 documents collecting of sea bottom specimens from off Charlotte Harbor in Florida, April 15 to May 13, 1880. Lt. Com'd'r C. M. Chester, U.S.N., was commanding the party. The table of data includes date, section number, locality with latitude and longitude including minutes and seconds, fathoms, and appearance. A note at the bottom of the sheet about specimens.
The hydrographic sheet no. 1485 documents collecting of sea bottom specimens from off the coast of Padre Island in Texas, May 20 - 28, 1881. Lieut. M. Sebree, U.S.N., was commanding the party. The table of data includes date, section number, locality with latitude and longitude including minutes and seconds, fathoms, and appearance.
The hydrographic sheet no. 1485 documents collecting of sea bottom specimens from off the coast of Texas along the Rio Grande del Norte, May 21 - June 10, 1881. Lieut. M. Sebree, U.S.N., was commanding the party. The table of data includes date, section number, locality with latitude and longitude including minutes and seconds, fathoms, and appearance.
The hydrographic sheet no. 1486 documents collecting of sea bottom specimens from the west coast of Florida, off Tampa Bay and Anna Maria Key, February 12 - March 8, 1881. Lieut. E. B. Thomas, U.S.N., was commanding the party. The table of data includes date, section number, locality with latitude and longitude including minutes and seconds, fathoms, and appearance.
The hydrographic sheet no. 1487 documents collecting of sea bottom specimens from the Chincoteague Shoals in Virginia, June 24 - July 8, 1881. G. Bradford, U.S.N., was commanding the party. The table of data includes date, section number, locality with latitude and longitude including minutes and seconds, fathoms, and appearance.
The hydrographic sheet no. 1488 documents collecting of sea bottom specimens from the east coast of Florida, south of Cape Canaveral, April 25 - May 10, 1881. Lieut. E. B. Thomas, U.S.N., was commanding the party. The table of data includes date, locality with latitude and longitude including minutes and seconds, fathoms, and appearance.
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.
The hydrographic sheet no. 1507 documents collecting of sea bottom specimens from Bodega Head to Point Arena in California, July 28 - October 8, 1881. Lt. W. F. Swinburue, U.S.N., was commanding the party. The table of data includes date, section number, locality with latitude and longitude including minutes, fathoms, and appearance.
The hydrographic sheet no. 1511b documents collecting of sea bottom specimens from St. Joseph's [Saint Joseph] Bay in Florida, January 20 - February 1, 1882. Lt. Com'd'r W. H. Brownson was commanding the party. The table of data includes date, section number, locality with latitude and longitude including minutes, fathoms, and appearance.
The hydrographic sheet no. 1518 documents collecting of sea bottom specimens from Key West Harbor in Florida, March 25 and April 6, 1882. Lt. Com'd'r W. H. Brownson, U.S.N., was commanding the party. The table of data includes date, section number, locality, fathoms, and appearance.
The hydrographic sheet no. 1521 documents collecting of sea bottom specimens from Beaufort River, South Carolina, April 22, 1882. Lt. Com'd'r W. H. Brownson, U.S.N., was commanding the party. The table of data includes date, section number, fathoms, and appearance.