140 WARM AN 



expressly for this edition. It is, therefore, a distinct publica- 

 tion. 



42. The Geologic Atlas of the United States. 



In United States Geological Survey, Fifteenth Annual Re- 

 port, pp. 79-90, Washington, 1895, royal 8°. 



Plan, method, and progress of publication. See, also, No. 



37- 



1898. 



43. An hypothesis to account for the movement in the crust of 



the earth. 



In Journal of Geology for January-February, 1898, vol. 

 6, pp. 1-9, Chicago, 1898, 8°. Read at the November meet- 

 ing of the National Academy of Sciences, Boston, 1897. 



Issued also in the form of separates ; no cover. 



IRRIGATION AND PUBLIC LANDS. 

 1874. 



44. Report concerning claims of settlers in the Mo-a-pa Val- 



ley, (S. E. Nevada,) by Special Commissioners J. W. 

 Powell and G. W. Ingalls. 



In Report of Special Commissioners J. W. Powell and G. 

 W. Ingalls on the condition of the Ute Indians of Utah 

 [etc.], pp. 31-36, Washington, 1874, 8°. The pamphlet 

 consists of cover (bearing half-title), title-page, and 36 pp. 



1878. 



45. [Results of classification of lands in northern Utah, by 



Mr. Gilbert, and data relating to Great Salt Lake.] 



In American Journal of Science and Arts for May, 1878, 

 3d series, vol. 15, pp. 347-351, New Haven, 1S78, 8°. 



1878-1879. 



46. 45th Congress, 2d session. House of Representatives. 



Ex. doc. No. 73. Report on the lands of the arid 

 region of the United States, with a more detailed ac- 

 count of the lands of Utah. With maps. By J. W. 

 Powell. April 3, 1878. — Referred to the committee 

 on appropriations and ordered to be printed. 



Washington : Government Printing Office. 1878. 



