Original logbook of the Fish Hawk, 14 January 1889 and 19 February 1892, station record numbers 1387 to 1390. "Record of dredging, temperature and density" data include station number, date, time of day, time of tide, locality, exact position, depth, nature of bottom, dredging instrument used, direction of (drift, distance), temperature of (air, surface water, at depth of, at bottom), density at (
- By Original logbooks of the "Fish Hawk" United States Fish Commission station records
- Rights: CC0