CALIFORNIA 



Academy of Sciences. 



Officers for 1873. 



President - GEORGE DAVIDSON 



Vice-Pres'ident, ----- JOHN HEWSTON, Jr. 



Corresponding Secretary, - - - - HENRY G. HANKS* 



Recording Secretary, CHARLES G. YALE 



Treasurer -------- ELISHA BROOKS 



Librarian,' ------ C. N. ELLINWOOD, M. D. 



Director of the Museum, ----- H. G. BLOOMER 



TRUSTEES : 



R. E. C. STEARNS, OLIVER ELDRIDGE, THOS. P. MADDEN, 

 D. D. COLTON, AND THE President, Recording Sec- 

 retary, AND Treasurer, ex officio. 



The Regular Stated Meetings of the Academy are held on the FIRST 

 and THIRD MONDAYS of each month. 



PUBLIC^TIOT^S 



OF THE 



CALIFORNIA ACADEMY OF SCIENCES 



PROCEEDINGS : 



Volume I is out of print. " vt 



Volume II, pp. 236, illustrated, price in gold, - - - - ?i 5° 



Volume III, pp. 401, price in gold, ------ ^ 50 



Volume IV, pp. 303. and two plates, ----- ^ 50 



Each Annual Part, price in gold, ----"■ 5° 



MEMOIRS, QUARTO: 



I -" Pacific Coast Mosses," by Lesquereux, pp. 38, pnce in gold, - i 00 

 2.-" Natural System of Volcanic Rocks," by Richthofen, price, - i 5° 



HENRY PAYOT & CO., Agents for the sale of the Academy's Publications, 

 640 Washington Street, San Francisco. Also, Naturalists' Agency, Salem, Mass. 



*Post Office Box No. 1728, San Francisco. Cal. 



