42 PROCEEDINGS OF THE PITTSBURGH MEETING 



Notes on the mining industry and the geology of Arizona. Report as Terri- 

 torial geologist. Report of the Governor of Arizona to the Secretary of 

 the Interior, 1901. 



Tombstone and its mines. 1902, pp. 83. 



Lake Quiburis, an ancient Pliocene lake in Arizona. University of Arizona, 

 Missouri, vol. iv, 1902, pp. 107-108. 



Mining and metallurgy in some of their relations to the progress of civiliza- 

 tion, especially to the progress of mining in the United States. 1902, 

 pp. 23. 



Arizona diatomite. Transactions of the Wisconsin Academy of Sciences, vol. 

 xiv, pt. i, 1903, pp. 107-111. 



Geology of Arizona. Report of the Governor of Arizona to the Secretary of 

 the Interior, 1903, pp. 126-135. 



Gypsum deposits in Arizona. Bulletin of the U. S. Geological Survey, No. 223, 

 1904, pp. 100-101. 



Geographical distribution of the mineral wealth of Arizona. Journal of the 

 Proceedings of the Annual Convention of the Arizona Miners' Associa- 

 tion, 1905-1906. 



The geology and mineral resources of Pima County. Arizona Daily Star, 

 industrial mid-winter number, 1909, pp. 26-27. 



Minerals of Arizona — Their occurrence and association, with notes on their 

 composition. A report of the Territorial geologist to the Governor of 

 Arizona, pp. 64. Reprinted Arizona Daily Star, mid-winter industrial 

 edition, 1909, pp. 18-20. 



Geological sketch of the region of Tucson, Arizona. Carnegie Institute of 

 Washington, Publication 99, 1908, pp. 45-68. 



American Journal of Science, Second Series: 



Occurrence of crystallized oxyd of chromium in furnaces for the manufacture 

 of potash. Vol. X, 1850, pp. 352-354. 



On a method of distinguishing between biaxial and uniaxial crystals when in 

 thin plates, and the results of the examination of several supposed uni- 

 axial micas. Vol. xxi, 1851, pp. 6-9. 



Optical and blowpipe examination of the supposed chlorite of Chester County, 

 Pennsylvania. Vol. xii, 1851, pp. 339-341. 



Mineralogical notices. Vol. xiii, 1852, pp. 116-119. 



On the occurrence of crystalline zinc oxyd as a furnace product in New Jersey. 

 Vol. xiii, 1852, pp. 417-418. 



Mineralogical notices. Vol. xiv, 1852, pp. 105. 



On the occurrence of crystallized carbonate of Lanthanum. Vol. xvi, 1853,' pp. 

 228-230. 



Ancient lake in the Colorado desert. (A communication to the Commercial 

 Advertiser, of California, reprinted.) Vol. xvii, 1854, pp. 435-438. 



Quicksilver mine of Almaden, California. (Reprint of a letter to J. D. Dana.) 

 Vol. xvii, 1854, pp. 438-440. 



Manganese ore in unusual form. Bulletin American Institute Mining Engi- 

 neers, No. 45, 1910, pp. 763-765.6* 



6e Title added by author. 



