scHMECKEBiEE.] UNCLASSIFIED PUBLICATIONS. 59 



[12] Engineer Department, U. S. Army. Instructions for taking, 

 recording, and reducing meteorological observations, and for pre- 

 serving and repairing the instruments. Prepared for the use of 

 United States Geographical Surveys west of the 100th meridian. 

 First Lieut. Geo. M. Wheeler, Corps of Engineers, U. S. Army, in 

 charge. By First Lieutenants R. L. Hoxie and Wm. L. Marshall, 

 Corps of Engineers, U. S. Army. To which are appended barometical 

 Tables I to XI, inclusive, of Professional Papers, Corps of Engineers, 

 No. 12. Washington: Government Printing Office. 1876. 



8°. 88 pp. 



[13] Field list of time stars, for the use of the U. S. Geographical 

 Surveys west of the 100th meridian. Washington. 1878. 

 8°. 13 pp. 



[14] U. S. Geographical Surveys west of the 100th meridian, Lieut. 

 Geo. M. Wheeler, U. S. Army, in charge. List of longitudes, lati- 

 tudes, and altitudes, being an extract from Vol. II. Washington. 

 1878. 



4°. 22 pp. , with blank tables. 



[15] Engineer Department, United States Army. Catalogue of the 

 mean declination of 2,018 stars between 0" to 2"^ and 12" to 24'' right 

 ascension, and 10° and 70° of north declination, for January 1, 1875. 

 Prepared under the direction of First Lieut. Geo. M. Wheeler, Corps 

 of Engineers, U. S. Army, in charge of U. S. Geographical Surveys 

 west of the 100th meridian, by T. H. Safford, Ph. D., Field Memorial 

 Professor of Astronomy in Williams College, Mass. Washington: 

 Government Printing Office. 1879. 



4°. 207 pp., 1 1. 



[16] [Vignette.] Engineer Department, U. S. Army. Tables of 

 geographic positions, azimuths, and distances, together with lists of 

 barometric altitudes, magnetic declinations, and itineraries of impor- 

 tant routes, prepared principally by First Lieut. M. M. Macomb, 4th 

 U. S. Artillery, assistant, from data gathered by parties of the United 

 States Geographical Surveys west of the 100th meridian, operating in 

 the States and Territories of California, Colorado, Nebraska, Nevada, 

 Oregon, Arizona, Idaho, Montana, New Mexico, and Wyoming, under 

 the direction of Capt. Geo. M. W^heeler, Corps of Engineers, U. S. 

 Army, in charge. 1883. Washington: Government Printing Office. 

 1885. 



4°. 261pp. 



