A.TTTJH OR’S EDITION. 
DEPARTMENT OF THE INTERIOR. 
■t . . 
UNITED STATES GEOLOGICAL AND GEOGRAPHICAL SURVEY. 
F. V. HAYDEN, U. S. Geologist-in-Charge. 
FOSSIL FORESTS 
OF THE 
VOLCANIC TERTIARY FORMATIONS 
YELLOWSTONE NATIONAL PARK. 
BY 
W. IT. HOLMES. 
EXTRACTED FROM THE BULLETIN OF THE SURVEY, Vol. V, No. 1. 
Washington,, February 28, 1879. 
