ACCOUNT 



OF 



AN EXPEDITION 



FROM 



PITTSBURGH TO THE ROCKY MOUNTAINS, 



PEHFORMED IN THE YEARS 1819 AND '20, 

 BY ORDER OF 



THE HON. J. C. CALHOUN, SECY OF WAR: 



T7NDER THE COMMAND OF 



MAJOR STEPHEN H. LONG. 



FUOM THE NOTES OF MAJOU LONG, MR. T. SAY, AND OTHER GEN- 

 TLEMEN OF THE EXPLORING PARTY. 



■■%. 



COMPILED 



BY EDWIN JAMES, 



BOTANIST AND GEOLOGIST FOR THE EXPEDITION. 



IN TWO VOLS.— WITH AN ATTAS 

 VOL. IL 



rHlLJlDELPUM: 



H. C. CAREY AND I. LEA, CHESNUT ST. 



1823. ^ cA 



