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Start Over You searched for: Subject Hydrography Remove constraint Subject: Hydrography Creator Hilgard, J. E. (Julius Erasmus), 1825-1891 Remove constraint Creator: Hilgard, J. E. (Julius Erasmus), 1825-1891 Bounding Box -180 -89.81531 180 89.456192 Remove constraint Bounding Box: -180 -89.81531 180 89.456192

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1. Columbia River

Maps Stanford University Public content
Patterson, C. P. (Carlile Pollock), 1816-1881, Hilgard, J. E. (Julius Erasmus), 1825-1891, Rockwell, Cleveland, 1837-1907, and Cutts, R. D. (Richard Dominicus), 1817-1883. Issued January 1879 C.P. Patterson Superintendent. Verified J.E. Hilgard Assistant in charge of Office ; Triangulation by R.D. Cutts & C. Rockwell ... U.S. Coast Survey,.

2. Columbia River

Maps Stanford University Public content
Patterson, C. P. (Carlile Pollock), 1816-1881, Hilgard, J. E. (Julius Erasmus), 1825-1891, and Rockwell, Cleveland, 1837-1907. Triangulation by C. Rockwell Assist. ; Topography by C. Rockwell and J.J. Gilbert Assist. ; Hydrography by J.J. Gilbert ; Issued, in June 1878 C.P.... U.S. Coast Survey,.