10 PUBLICATIONS OF HAYDEN SUEVEY. rm'i-i-222. 



authority of Hon. J. D. Cox, Secretary of the^Interior, ])y F. V. Hay- 

 den, United State.s geologiHt. Washington: Government Printing 

 Office. 1869. 



8° 155 pp. 

 Letter to the Secretary, pp. 3-5. 

 Geological report, by F. V. Hayden, pp. 7-99. 

 Mines and minerals of Colorado [and New Mexico], by Persifor Frazer, jr., 



pp. 101-130. 

 Agriculture of Colorado, by Cyrus Thomas, pp. 131-155. 



[Note. — Reprinted in 1873 in First, Second, and Tliird Annual Reports of the Geolog- 

 ical Survey of the Territories (see next entry).] 



First, Second, and Third Annual Reports of the United States Geo- 

 logical Survey of the Territories for the j'ears 1867, 1868, and 1869, 

 under the Department of the Interior. Washington: Government 

 Printing Office. 1873. 



8°. 261 pp., 1 1. 



Prefatory note, by F. V. Hayden, p. 3. 



First Annual Report of the United StuteH Geological Survey of the Territories, 

 embracing Nebraska, by F. V. Hayden, U. S. geologist. Ci inducted under 

 the authority of the Commissioner of the General Land Office. 1867. pp. 

 5-64. 



[Note. — Reprinted from the " Report of the Commissioner of the General Land Office 

 for the year 1867," pp. 124-177.] 



Second Annual Report uf the United States Geological Survey of the Territories, 

 embracing Wyoifling, by F. V. Hayden, U. S. geologist. Conducted under 

 the authority of the Commissioner of the General Land Office. 1868. pp. 

 65-102. 



[Note. — Reprinted from the "Report of the Comral.swioner of the General Land Office 

 for the year 1868," pp. 220-255.] 



Report of F. V. Hayden on the geography of the j\Iissouri Valley, pp. 67-76. 

 Geological explorations in Wyoming Territory [by F. A'. Hayden], pp. 

 76-102. 



Third Annual Report of the United States Geological Survey of the Territories, 



embracing Colorado and New Mexico. Oonducte<l under the authority of the 



Secretary of the Interior, by F. V. Hayden, U. S. geologist, pp. 10.3-251. 



[Note.— Reprint of "Preliminary Field Report of the United States Geological Survey 

 of Colorado and New Mexico."] 



Letter to the Secretary, pp. 105-107. 



Geological report, by F. V. Hayden, pj). 109-199. 



Mines and minerals of Colorado [and New jNlexico], by Persifor Frazer, jr., 



pp. 201-228. 

 Agriculture of Colorado, by Cyrus Thomas, pp. 229-251. 

 Index, pp. 253-261. 

 Table of contents. 



1870. 



[Fourth Annual] Preliminary Report of the United States Geological 

 Survey of AV'yoming and portions of contiguous Territories (being a 

 second annual report of progress), conducted under the authoritv of 



