The West German research vessel Walther Herwig
By: by Ernest D. McRae.
Series: Circular -- 266; Circular (U.S. Fish and Wildlife Service) -- 266
Publisher: U.S. Dept. of the Interior, Fish and Wildlife Service, Bureau of Commercial Fisheries
Published: 1967
Place of publication: Washington, D.C
Language: eng
Number of pages: 23
Subjects: Walther Herwig (Ship); Fishery research vessels -- Germany
Notes: "September 1967."