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![Safety hooks showing spring as used on the FISH-HAWK ship0390.jpg Safety hooks showing spring as used on the FISH-HAWK](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship0390.jpg?itok=ElBnXVp_)
Description
Safety hooks showing spring as used on the FISH-HAWK.In: Report on the Construction and Work in 1880 of United States FishCommission Steamer FISH-HAWK, by Lieutenant Zera Luther Tanner, U. S. N.United States Commission of Fish and Fisheries.Part IX. Report of the Commissioner for 1881. Plate VII, p. 53. (Image credit: Archival Photograph by Mr. Steve Nicklas)