Puhlications of the United States Government. 61 



UNITED STATES CENSUS REPORTS. 



Report on the physical and agricultural features of the State 



of California, with a discussion of the present and future 



of cotton production in the State ; also, remarks on cotton 



culture in New Mexico, Utah, Arizona, and IMexico; by 



E. W. Hilgard. 10th U. S. Census Report, vol. 6, part II. 



Washington, 1884. 



A general description of the geology of the State is given on page 

 8. The outlines of the physical geography of the State, pp. 7, 83. 



Report on the building-stones of the United States, and statis- 

 tics of the quarry industry for 1880 ; by George P. Merrill. 

 10th U. S. Census Report, vol. 10, p. 357. Washington, 

 1884. 



Geological sketch of the Pacific division ; by George F. Becker. 

 10th U. S. Census Report, vol. 13, pp. 5-59. Washington, 



1885. 



Notes on the sample of iron ores collected west of the 100th 

 meridian; by Bayard T. Putnam. 10th U. S. Census 

 Report, vol. 15, pp. 469-505. maps. Washington, 1886. 



Report of mineral industries of the United States. 11th U. S. 



Census Report, 1890. 



Contains special reports as follows : Gold and silver, by R. P. 

 Rothwell ; Quicksilver, by James B. Randol ; Coal, by John H. 

 Jones ; Petroleum, by J. D. Weeks ; Natural gas, by J. D. Weeks ; 

 Asphaltum, by E. W, Parker; Stone, by W. C. Day; Precious 

 stones, by G. F. Kunz ; Infusorial earth, by E. W. Parker ; Chapter 

 on California mines, by Charles G. Yale. 



U. S. GEOGRAPHICAL AND GEOLOGICAL SURVEYS 

 WEST OF THE 100th MERIDIAN. 



Lieut. GEO. M. WHEELER, U. S. Corps of Engineers, in charge. 



Vol. 3, Part I. Report on the geology of portions of Nevada, 

 Utah, California, and Arizona, examined in the years 

 1871-72; by G. K. Gilbert. Washington, 1875. 



Annual report of Lieut. George M. Wheeler, for the fiscal year 

 ending June 30, 1876. 



