LIBRARY CATALOGUE SLIPS. 



United States. Department of the interior. I I . S. geological survey.) 

 Department of the interior | — | Monographs | of the | United 

 States geological snrvej | VolumeXXVII | [Seal of the depart- 

 ment] | Washington | government printing ■•Hit.' | 1896 



Second title: United States geological survey | Charles D. 

 Walcott, director | — | Geology | (if the | Denver basin | in j Colo- 

 rado | by | Samuel Franklin Emmons, Whitman Cross, and George 

 Etonians Eldridge | [Vignette] | 

 Washington | government printing office | 1896 



4°. 550 jii>. 31 pi. 



Emmons (Samuel Franklin), Cross (Whitman), and Eldridge 

 (( Jeorge llnmaus). 



United states geological survey | Charles D. Walcott, di- 

 rector | — | Geology | of the | Denver basin | in | Colorado | by | 

 Samuel Franklin Emmons, Whitman Cross, and George HomaiiH 

 Eldridge | [Vignette] | 

 Washington | government printing office | 1896 



4°. 556 pp. 31 pi. 



[United States. Department of the interior. it', g. geological survey.) 

 Monograph XXV1I.J 



United States geological survey | Charles D. Walcott, di- 

 rector | — | Geology | of the | Denver basin | in | Colorado | by | 



Samuel Franklin Emmons, Whitman Cross, and George H ans 



Eldridge | [Vignette] | 



Washington | government, printing otliee | L896 



4°. 550 pp. 31 pi. 



[United States. Department of the interior, it'. S. geological survey.) 

 Monograph XXVII.] 



