S    GEOLOGICAL   SURVEY 
BULLETIN    NO  341         PL) 
185  w- BBBBBB 
MAP  OF  THE  GRAND  MESA  COAL  FIELD.  COLORADO 
By  Willis  T.  Lee.  Charles  S.  Blair,  and  A.  J.  Hazlewood 
=.*...*..,_  »i!s "i  iiiii  iiiiii  ii  I  •  .  :lii 
