Publications of Scientific Societies. 119 



HARVARD COLLEGE MUSEUM OF COMPARATIVE 



ZOOLOGY. 



On the classification of rocks; by Martin E. Wadsworth. 

 Bull. Harv. Coll. Mus. Comp. Zool., vol. 5, 1879, pp. 274- 



287. 



Review of the field notes of 1871 and discussion of general 

 topics connected with the gravel question; by W. A. 

 Goodyear. Memoirs Harv. Coll. Mus. Comp. Zool., vol. 6, 

 1880, pp. 488-526; Auriferous gravels of the Sierra 

 Nevada, by J. D. Whitney. 



The Azoic system and its proposed subdivisions; by J. D. 

 Whitney and M. E. Wadsworth. Bull. Harv. Coll. Mus. 

 Comp. ZooL, vol. 7, 1884, pp. 331-565. 



Lithological studies; by M. E. Wadsworth. Memoirs Harv. 

 Coll. Mus. Comp. ZooL, vol. 11, 1884, pp. 1-208, i-xxxiii, 

 with 8 pi. 



For other publications, see Whitney's Geological Survey of Cali- 

 fornia. 



HUNT'S MERCHANTS' MAGAZINE. 



A history of the discovery of gold in California ; by Geo. M. 

 Evans. Hunt's Merchants' Magazine, vol. 31, p. 385. 



HUTCHINGS 'S ILLUSTRATED CALIFORNIA 

 MAGAZINE. 



A mammoth tusk. Hutchings's Illustrated California Maga- 

 zine, vol. 2, 1857-58, pp. 15-16. 



