CONTENTS. 



Pages. 



Editorial 233-236 



V. The Records of Deeds for the District of West 

 Augusta, Virginia, for the Court Held at Fort 

 Dunmore 1 Pittsburgh, Pa. ), 1 775-1 776 ; Copied 

 Consecutively as Recorded. By Boyd Cruimrkxe, 

 Esq 237-327 



VI. The Trilobites of the Chazy Limestone. By Percy 



E. Raymond 328-386 



VII. The Crawfishes of Western Pennsylvania. By Dr. 



A. E. Ortmann 387-406 



VIII. Some Notes on the Geology of Southwestern 



Montana. By Earl Douglass 407-428 



Plates X-XV. 



