REPORT 



UPON 



THE DETERMINATION 



ASTRONOMICAL CO-ORDINATES 



OF 



THE PRIMARY STATIONS AT CHEYENNE, WYOMING TERRITORY, AND 

 COLORADO SPRINGS, COLORADO TERRITORY, 



MADE DURING 



The Years 1872 and 1873, 



GEOGRAPHICAL AND GEOLOGICAL EXPLORATIONS AND SURVEYS WEST OF THE 



ONE HUNDREDTH MERIDIAN. 



\]L . 



FIRST LIEUTENANT GEORGE M. WHEELER, 



CORPS OP ENGINKERS, IN CHARGE. 



Dr. F. KAMPF and J. H. CLARK, 



CIVILIAN ASTRONOMICAL ASSISTANTS. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1874. 



