ON THE 



FOREST CONDITIOiNS OF THE ROCKY MOUNTAINS, 



ESPECIALLY IX THE 



STATE OF COLORADO, THE TERMTORIES OF IDAHO, 

 MONTAiNA, WYOMING, AND NEW MEXICO, 



BY 



EDGAR T. ENSIG]^, 



Forest Commissioyur of Colorado, 

 Special Agent of the Department of Agriculture. 



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