258 A Bibliography of the Geology, etc., of California. 



Western coast of the United States. Reconnoissance by the 

 hydrographic party under the command of Lieut. James 

 Alden, U. S. N., assistant. Geographical positions by G. 

 Davidson. 1853-4-5. Scale, 1:1,200,000. 

 Sheet 1. San Francisco to San Diego. 1853. 

 Sheet 2. San Francisco to Umpquah River. 1854. 

 Sheet 3. Umpquah River to the boundary. 1855. 



With views. Numerous corrected editions of these maps exist. 

 The U. C. library has editions of: Sheet 1. 1878, corr. to 1885. 

 Sheet 2. 1854 ; 1878, corr. to 1885. Sheet 8. 1855, corr. to 1870, 

 to 1885. "Umpquah," "Umquah" are variations in spelling. 



See also Northwest coast ; Pacific coast. 



Wilmington and San Pedro Harbors, California. Published 

 December, 1895. W. W. Duffield, superintendent. 

 Scale, 1 : 40,000. 



Aids to navigation corrected from information received to October 

 26, 1897. 



See also San Pedro. 



