:

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.

FIRST LIEUTENANT GEORGE M. WHEELER,

CORPS OF ENGINEERS, IN CHARGE.

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

CIVILIAN ASTRONOMICAL ASSISTANTS.

WASHINGTON:

GOVERNMENT PRINTING OFFICE.

1874.

Signals for determination of longitude between Salt Lake City and Colorado Springs

65-67