U    S    GEOLOGICAL   SURVEY 
BULLETIN    N0.34I         PL    XXIII 
\  4*^^  \\/ 
LKOKND                               v-\    C 
/.*?"' 'l  Base  of  Mesaiserde                         \Sj 
l£^J  coal-baa  nng                                         y 
L^l  Approximate  base  of  Mesaverde     \ 
\   D.pard  strike 
*  Coal    mine 
r?oW                                                   ° 
\     \           .      ''%:     \           ksWr?      \      S3* 
\—\- — V ~2i  \  **  VilA-— \" — \  WW  \—  \  f\    >    i_— r-" 
Scale                                 J--*-*-*.?* 
I                    \  z 
6  *< 
tX^T^- 7*   \  '  A1 
JCy-V — 1  '  \  vk 
4pt\              x  \ 
J\      \  ■         fcVt 
\  "X-A-A — X\X\\^X^ 
^Ufw                   -~^?rtXXY\AX\ 
MAP  OF  THE  COAL  FIELD  IiETWEEN  DURANGO.  COLORADO,  AND  MONERO.NEW  MEXICO 
By  James  H.  Gardner,  William  J.  Reed,  and  Albert  L.  Beekly 
