Section X, U.S. Coast Survey ... tracing showing location of a rocky shoal near Farallones, off San Francisco, Cal. : and soundings made in the search for it by the party in charge of G. Bradford, asst., in the steam-tug "Sol. Thomas," July 26th, 1874. 1874.
Related Entities
There are 3 Entities related to this resource.
United States coast survey
http://n2t.net/ark:/99166/w65x5z3h (corporateBody)
Bradford, G. E.
http://n2t.net/ark:/99166/w6z065xz (person)
Davidson, George, 1825-1911
http://n2t.net/ark:/99166/w64t6hps (person)
Biography George Davidson - geodesist, astronomer, geographer and engineer - was born in Nottingham, England, on May 9, 1825. In 1832 he came to the United States with his parents, who settled in Pennsylvania. Upon graduation from Central High School, Philadelphia, he was appointed magnetic observer at Girard College Observatory. In 1845 he began his career with the United States Coast Survey as clerk to Superintendent Alexander D...