DONATIONS. 97 



Forbes, E. — Colour in fossil testacea, 179. 

 Brown. — Mississippi River and its Delta, 181. 



Edinburgh New Philosophical JournaL No. 114, July to Oct. 1854. 

 Serres, M. de. — Old and new world, 280. 

 Agassiz, L, — Animals in geological times, 271. 

 Artificial minerals, 292. 

 Daubree. — Artificial minerals, 307- 

 Present state of geology ; notice of " Siluria," 313. 

 Forbes, E. — Organic polarity, 332. 

 Senarmont, de. — Formation of minerals, 347. 

 Henwood, W. J. — Tellurium, 363. 

 Mineralogical notices, 365. 

 Earthquake indicator, 367. 

 Animal sediment in the sea, 368. 

 Bitumen in stratified rocks, 368. 

 Strength of building-stone, 371. 

 Theory of earthquakes, 371. 



Karsten and Dechen's Archiv fur Mineralogie, Geognosie, Bergbau 

 und Hiittenkunde. \^ol. xxvi. part 1, 1854. 



Von linger and A. Schlonbach. — On the rock-salt boring at Lie- 

 benhalle and the works connected with it (geol. map, and 

 plates), 3. 

 A. Huyssen. — Description of the means used in Westphalia to 

 sink bore-shafts and to render them water-tight (plate), 65. 

 Jugler. — The administration of the mining works of the Upper 

 Hartz of Hanover since 1837, 115, 



The silver mining of the Upper Hartz to the end of the 



year 1849, and the Ernest Augustus mine (map and plates), 

 199. 

 C. J. B. Karsten. — On meteorites, and on a remarkable meteorite 

 which fell near Thorn, 295. 



Leonhard und Bronn's Neues Jahrbuch fur Min. u. s. w. Jalirg. 

 1854, part 3. 



Volger, G. H. O. — Transformation of calcite deposits into fel- 



spathic rock, and on development of minerals, 257. 

 Kjerulf, Th. — Chemico-geognostical researches in the Christiania 



territory, 299. 

 Hessenberg, F. — On the Reichenstein quartz crystal, 306. 

 Desor. — On the " Terrain Valanginien " beneath the neocomian, 



and its characteristic Echinites, 310. 

 Letters, notices of books, and of mineralogy, geology, and fossils. 



. Jahr. 1854, part 4. 



Fr. Weiss. — On the fundamental laws of the mechanism of geo- 

 logy, 385. 



G. Jentzsch. — Supplement to the paper on Amygdaloid Porphyry, 

 401. 



H. A. C. Berger. — The Keuper formation and its shells in the 

 Coburg district (plate), 408. 



G. Leonhard. — Formations in the mineral kingdom continued in 

 the present day, 415. 



Letters, notices of books, and of mineralogy, geology, and fossils. 



