Original logbook of the Fish Hawk, 10 July 1893 to 23 August 1894, station record numbers 1849 to 1898. "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 (surfac
- By Original logbooks of the "Fish Hawk" United States Fish Commission station records
- Rights: CC0