160 DONATIONS. 



Philadelphia. Academy of Natural Sciences, Journal. Proceedings. 

 Vol. i. {continued). 



T. A. Conrad. — New species of miocene and eocene fossils of 

 U. S., 305. 



New genus of trilobites ; new species of silurian and 



tertiary fossils ; Trenton limestone ; and lead-bearing hme- 

 stone of Wisconsin, 323. 



J. H. Couper. — Strata, in which fossil bones and shells were 



found at the Brunswick Canal, 216. 

 G. R. Gliddon. — Boulder-formations in Egypt, 172. 

 W. R. Johnson, — Crystalline form in anthracite and bituminous 



coal, 7j 73. 



Mechanical structure of coal. 9. 



Analysis of coal from Chili, 21. 



Coal of South Wales, and some Pennsylvanian anthra- 

 cites, 40. 



- Anthracite from Rhode Island, 1 1 8. 



■ Spontaneous combustion of coal, 140. 



Analysis of some coals from Europe and the U. S., 



156. 



Analysis of natural coke from Virginia, 223. 



S. G. Morton. — New species of cretaceous shells, 106, 132. 



D. D. Owen. — Fossil trees from Indiana, 270. 

 J. B. Quinby. — Eastern ridges of the Andes, 82. 



Spontaneous combustion of coal, 121. 



E. Ravenel. — Two new fossil Scutellse from S. Carolina, 

 H. D. Rogers. — Rhombs in anthracite, 7- 



Age of Richmond coal-formation, 142. 



— — — Earthquakes, 181. 



Posidonomya minuta, 260. 



Geology of St. Petersburgh, 256. 



. Vol. ii. 1846. (Nos. 2, 4, 6, 



8, 9, 10, and Index.) 



T. A. Conrad. — New fossil shells, 173. 



R. W. Gibbes. — Fossil teeth from greensand of S. Carolina, 254. 



Gilpin. — Cetacean bone from Delaware, 166. 



E. Harris. — Geology of the Upper Missouri, 235. 



W. R. Johnson. — Properties of certain coals, 8. 



Different varieties of plumbago, 74. 



Rocks from the White Mountains, 89. 



Spontaneous combustion of coal, 163. 



Analysis of the alluvium of the Nile, 318. 



A. T. King.— Fossil footmarks, 175, 299. 



S. G. Morton. — Fossil Crocodile from New Jersey, 82. 



Mosasaurus from New Jersey, 132. 



E. Ravenel. — Eocene fossils from S. Carolina, 96. 



Reid. — Analysis of sulphur springs, in the State of New York, 



120. 

 H. D. Rogers. — Oolitic rock from Florida, 210. 



— . Proceedings. Vol. iii. 1848. (Nos. 1-3, 



8, 10, 11.) 



T. A. Conrad. — New species of fossil shells and corals (plate), 

 19. 



