Bulletin  No.  301 
Series  6,  Miscellaneous,  30 
DEPARTMENT  OF  THE  INTERIOR 
UNITED  STATES  GEOLOGICAL  SURVEY 
CHARLES  D.  WALCOTT,  Director 
BIBLIOGRAPHY  AND  INDEX 
OF 
NORTH  AMERICAN  GEOLOGY,  PALEONTOLOGY 
PETROLOGY,  AND  MINERALOGY 
FOR 
THE  YEARS  1901-1905,  INCLUSIVE 
BY 
FRED    BOUGHTON    WEEKS 
WASHINGTON 
GOVERNMENT     PRINTING     OFFICE 
1906 
