EXPLORATIONS AND SURVEYS FOR A RAILROAD ROUTE PROM THE MISSISSIPPI RIVER TO THE PACIFIC OCEAN. 
WAR DEPARTMENT. 
ROUTE NEAR THE THIRTY-SECOND PARALLEL, FROM THE RED RIVER TO THE RIO GRANDE, 
EXPLORED BY BYT. CAPT. JOHN POPE, TOP. ENGINEERS, IN 1854. 
REPORT 
OX 
THE GEOLOGY OF THE ROUTE, 
NEAR THE THIRTY-SECOND PARALLEL: 
PREPARED FROM THE COLLECTION AND NOTES OF CAPT. POPE, 
BY 
WILLIAM P. RLAKE, 
GEOLOGIST OF THE OFFICE OF THE UNITED STATES PACIFIC RAILROAD SURVEYS. 
WASHINGTON, D. C. 
1856. 
