22 REPORT OF THE UNITED STATES GEOGRAPHIC BOARD. 



usage. While experience has improved practice in the Board's opera- 

 tions, it has contributed practically nothing in the way of principles. 



WHAT THE BOARD HAS ACCOMPLISHED, 



It has made upwards of 25,000 decisions, including the acceptance 

 of new names and the settlement of disputed cases. 



Among these decisions are a number which involve the definition 

 of limits and application of names, especially those of the greater 

 features of the country, such as Cordilleras, Kocky Mountains, Sierra 

 Nevada, Blue Eidge, etc. These involved much study and corre- 

 spondence. 



After months of discussion and study, a set of conventional signs 

 and abbreviations for use on maps was agreed upon, thus making 

 Government usag-e absolutelv uniform in this regard. 



