TRANSACTIONS 



OP THE 



AMERICAN PHILOSOPHICAL SOCIETY, 



HELD AT PHILADELPHIA, 



FOR PHOMOTING USEFUL KNOWLEDGE. 

 YOL. XV.-NEW SERIES. 



PARTI. 



PAGE. 



Article I. — Topography of the Punjab Oil Region. By Benjamin Smith Lyman, - - 1 



(With a Map.) Read Jan. 19, 1872. 



Article 11. — Notes on the Geology of West Virginia. By John J. Stevenson, - - - 15 



Read Feb. 16, 1872. 



Article III. — The Staley^s Creek and Nick's Creek Iron Ore Region. By Benj. S. Lyman, 33 



(With a Map.) Read Oct. 14, 1872. 



Article IY. — On the Topography and Geology of Santo Domingo. By William M. Gabb, - 49 



(With a Map.) Read Oct. 18, 1872. 



PUBLISHED BY THE SOCIETY, 



AND FOB SALE BY 



HENRY C. LEA, PHILADELPHIA; 

 K. TRtiBNER & CO., 60 PATERNOSTER ROW, LONDON. 



PRINTED BY M'CALLA & STATELY. 



1 8 7 3. 



