ACCOUNT 



OF 



AN EXPEDITION 



FROM 



PITTSBURGH TO THE ROCKY MOUNTAINS, 



PERFORMED IN THE YEARS 1819 AND '20, ^ 



BY ORDER OF 



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



TTNDER THE COMMAND OP 



MAJOR STEPHEN H. LONG. 



FROM THE NOTES OF MAJOR 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 ATLAS 

 VOL. I. 



VRILABELTRIA: 



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



1823. 

 J 



** 





