LIBRARY CATALOGUE SLIPS. 



United States. Department of the interior. (U. S. tjeoloijical ftnrrcii). 

 Department of the interior | — | JJulletiii | of the | United 

 States ■' geological survey | no. 97 | [.Seal of the department] | 

 a Washington | government printing office | 1893 



.2 Second title: United States geological snrvey I J. \V. rowell, 



X director | — | The | Mesozoic Echinodermata | of the | United 



States I by | William Bullock Clark | [VignetteJ | 

 Washington | government printing office [ 1893 

 8°. 207 PI). 50 pi. 



Clark (William Bullock). 



United States geological survey | J. W. Powell, director | — | 

 The ( Mesozoic Echinodermata | of the | United States | by ( 

 William Bullock Clark | [Vignette] | 



AVashington | government printing office | 1893 



8°. 207 pp. 50 pi. 



[ITniteu States. Department of the interior. (U. is. ijeulwjical survey). 

 Eullotin 97.J 



United States geological survey | .T. W. Powell, director | — | 

 The I Mesozoic Echinodermata | of the | United States | by | 

 William Bullock Clark | [Vignette] | 



Washington | government printing office | 1893 



8°. -207 pp. 50 pi. 



[United State.^. Department of tlie interior. (U. S. 'jeolojical survey). 

 BuUctiu y7.J 



