DEPAETMENT OF THE INTERIOR 



UNITED STATES GEOLOGICAL SUKVEY 



GEORGE OTIS SMITH, DlKKCTOK 



BuLiiBTix 537 



THE 



CLASSIFICATION OF THE 

 PUBLIC LANDS 



BY 



GEORGE OTIS SMITH AND OTHERS 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 

 1913 



