N ri 



LIBRARY CATALOGUE SLIPS. 



United States. Department of the interior. ( U. S. geological survey.) 

 Departuieut of the interior | — | Monographs | of the | United 

 States geological survey | Volume XIX | [Seal of the depart- 

 nieut] I Washington | goverumeut jirintiug office | 1S92 



Second title: United States geological survey | J. W. Powell 

 director | — | The | Penokee iron-hearing series | of | Michigan 

 and Wisconsin | by | Roland Duer Irving | and | Charles Richard 

 Van Hise | [Vignette] | 

 Washington | goveruiuent printing office | 1892 



4". XIX, 534 pp. 3" pi. 



Irving (Roland Duer) and Charles Richard Van Hise. 



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

 The I Peaokee iron-bearing series | of | Michigan and Wiscon- 

 sin I by I Roland Duer Irving | and | Charles Richard Van Hise 

 I [Vignette] | 

 Washington | government printing office | 1892 



4=. XIX, 534 pp. 37 pi. 



[United States. Department of the interior. [V. .v. yeological survey). 

 Monograph XIX. ) 



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

 The I Penokee iron-bearing series | of | Michigan and Wiscon- 

 sin I by I Roland Duer Irving | and | Charles Richard Van Hise 

 I [Vignette] | 



Washington | governim-nt printing office | 1892 



4°. xi.\, .■)34 pp. 37 ]il. 



(United St.\tes. Department tt/ the interior. {U. A', yeulutjical survey. 

 MoBograpU XIX.] 



