212 ADDITIONS TO THE LIBRAIIY. 



Newcastle-upon-Tyne. North of England Institute of Mining and 

 Mechanical Engineers. Transactions. Vol. xxxix. Parts 1 

 & 2. 1891. 

 D. H. J^ayldon. The Hauraki (aold-Mining District (northern section), 



Auckland, New Zealand, 34. 



. . . Vol. xl. Part 1. 1891. 



. An Account of the Strata of Northumberland and 



Durham, as proved by Borings and Sinkings. A — B. 1878. 



-. . . L— P. 1887. 



. lleport of the French Commission on the use of 



Explosives in the presence of Eire-damp in Mines. Parts I.-III. 

 8vo. 1890-91. 



New Haven. American Journal of Science. Ser. 3. Vol. xl. 

 Nos. 235-240. 1890. 

 W. J. McGee. The Southern Extension of the Appomattox Forma- 

 tion, 15. — J. F. Kemp. Notes on the Minerals occurring near Port 

 Henry, N. Y., 62. — R. T. Hill. Occurrence of Goniolina in the Comanche 

 Series of the Texas Cretaceous, 64. — C. E. Beecher. On the Development 

 of the Shell in the Genus Tornoceras, Hyatt, 71. — J. P. Iddings and S. L, 

 Penfield. Fayalite in the Obsidian of Lipari, 75. — E. S. Dana and H. L. 

 AVells. On some Selenium and Tellurium minerals from Honduras, 78. 

 — S. L. Penfield. On Connellite from Cornwall, England, 82. — F. A. 

 Genth. Contributions to Mineralogy, No. 48, 114. — AV. Ij. Dudley. A 

 curious Occurrence of Vivianite, l20. — G. H. Stone. Classification of 

 the Glacial Sediments of Maine, 122. — W.W.Dodge. Some Lower 

 Silurian Graptolites from Northern Maine, 153. — J. P. Kimball. Siderite- 

 basins of the Hudson Piver Epoch, 155. — J. D. Robertson. New Variety 

 of Zinc Sulphide from Cherokee County, Kansas, 160. — F. P. Venable. 

 Two new Meteoric Irons, 161. — 0. C. Marsh. Notice on some Extinct 

 Testudinata, 177. — J. D. Dana. The Rock}' Mountain Protaxis and the 

 Post-Cretaceous Mountain-iuaking along its course, 181. — F. A. Genth 

 and S. L. Penfield. Contributions to Mineralogy, 199. — S. L. Penfield. 

 Chalcopyrite Crystals from the French Creek Iron Mines, St. Peter, 

 (Chester Co., Pa., 207. — C. E. Beecher. Koninckina and related Genera, 

 2il. — E. E. Howell. Notice of two new Iron Meteorites from Hamilton 

 Co., Texas, and Puquios, Chili, S. A., 223.— J. B. Tyrrell. The Creta- 

 ceous of Manitoba, 227. — L. \. Pirsson. On Mordeuite, 232, — D. W'. 

 liangdon, Jr. Geology of Mont Louis Island, Mobile Bay, 236. — C. E. 

 ]3eecher. On Lejytcenisca, a New Genus of Brachiopod from the Lower 

 Helderberg Group, 238 — C. E. Beecher. North American Species of 

 Strophalosia, 240. — E. H. Barbour and J. Torrey, Jr. Notes on the 

 Microscopic Structure of Oolite, with Analyses, 246. — B. K. Emerson. 

 A description of the " Bernardston Series " of Metamorphic Upper De- 

 vonian Rocks, 263. — W. H. Melville. Metacinnabarite from New Alma- 

 den, California, 291. — C. H. Gordon. On the Keokuk Beds at Keokuk, 

 Iowa, 295. — F. W. Clarke and E. A. Schneider. Experiments upon the 

 Constitution of the Natural Silicates, 303. — G. F. Kunz. On five new 

 American Meteorites, 312. — R. S. Tarr. Superimposition of the Drainage 

 in Central Texas, 359. — B. K. Emerson. Description of the " Bernardston 

 Series" of Metamorphic Upper Devonian Rocks, 362. — P. E. Browning. 

 Analysis of Rhodochroisite from Franklin Furnace, New Jersey, 375. — 

 W. F. Ilillebrand. On the Occurrence of Nitrosren in Uraninite and 



