sr 



Tx ankl in , cent f d 



{Hotes on the geology of Philadelphia car 

 Silver Band regies, Stsoky Valley range, 

 Hetrsda.) Hpt.0*S.Gfiol^cplo,40th Parallel 

 (King), vol.2, Sining Industry, Chap. 6, 

 Sect. 3, pp*393-396, 1870. 



217. 1870 o Egaa Canon District. Rtpt.U.S.Oeol.Ixplo. 



40th Parallel (King), ?ol*3, Mining In- 

 dustry (Hague), Chap. 6, Sect. 6, pp. 445-452, 

 1870. 



Address of the President (kttch of geology 

 of the Rooky Mountain district). Prco. 

 Colorado Goi. Boo. , vol.1, pp. 3- 13, 1884. 



Orographic MoTenents in the Hooky Mountains. 

 Bui 1. Ceol. Soc. Arncr. ,vx>l.l, pp. 245-286, 

 Apr. 7, 1890. 



Age of beds in the Boise River Basin, Idaho. 

 Proa. Boston Soc. Natural Hist., vol. 24, 

 pp. 4JB9-434, 1690. 



The Geology of Government Explorations. 

 Presidential address, Washington, 1897. 



. ^ r- ft 



Science, n. s., vol. v, pp. 1-15, 4B*51, 1897. 



