594 



Cooper, J. G. Page. 



Note on Some Land Shells of the Pacific Slope 2 r >u, 2*2 



Cors, E. D. 



On Some of the Characters of the Miocene Fauna of Oregon 62,63 



Statements in Regard to Bulletin of the U. S. Geological and Geo- 

 graphical Survey of the Territories. Vol. V., No. 1 211 



Vertebraofa New Species of Camelosaurus 238 



Eleventh Contribution to the Herpetology ofTropical America . . . 261,353 

 Second Contribution to a Knowledge of the Miocene Fauna of 



Oregon 369, 370 



Skulls of Extinct Mammalia from the Tertiary Deposits of the 



Pacific Coast HI 



^Foramina Perforating the Posterior part of the Squamosal Hone of 



the Mammalia l r >2 



Derby, Okville A. 



Contribution to the Geology of the Lower AmazOnas 155,208 



Geology of the Diamantiferous Region of the Province of Parana, 



Brazil 248,251 



Fraley, Frederick. 



President's Address at the Centennial Celebration 513 



Fkazer, Persifor, Jr. 



Overtones Heard in the Use of the Telephone 39 



Dolomitic Limestone Rocks in Cumberland County, Pa •'>!) 



Magnified Colored Picture of the Crystals in a Transparent Slice of 



Trap from Lancaster County 88 



Physical and Chemical Characteristics of a Trap Occurring at Wil- 

 liamson's Point 98 



Chromatic Method of Chemical Analysis 211 



Copper Veins near Liberty, Md., and in Monterey, Pa 2k0 



Structure of Chicques Rock, near Columbia 220 



Obituary Notice of Robert Frazer 183,233 



Causeof Change of Color in Autumn Foliage 239 



Fossil (?) Forms in the Quartzose Rocks of the Lower Susquehanna. . . 277 



Section along the Susquehanna 366 



Peach Bottom Slates 366 



Microscopic Reflector 117, 119 



Mirror for illuminating Opaque Objects for the Projecting Microscopi 

 Three Methods and 48 Solutions Of the 15 Problem 119,505 



Gatschet, Albert S. 



Timacua Language 41fi, 165 



Genth, F. A. 



On Pyrophyllite from Schuylkill County 279,354 



GlLMAN, D. C. 



The Alliance of Universities and the Learned Societies ",:;ti 



Gray, Asa. 



Letter from — read at the Centennial Celebration 52-3 



Greene, W.m. 



on the Formation of Dibenzyl by the action of Ethylene Chloride 



on Benzol in the presence of Alluminium Chloride ''>r>, :;6'i 



On Dioxyethyl-Methylene, and the Preparation of Methylene 



Chloride 346,363 



On the priority of Mr. Silva in regard to a paper on the formation 



01 Dibenzyl 363 



On anew Synthesis ofSaligenin 112, 151 



