166 — 



Vol. XXVIII. No. 165. — H. S. Scudder: Triassic Insects from the 

 Rocky Mountains. 199. — 0. A. Derby: Flexibility of Itacolumite. 203. 



— E. W. Förch : Age of the Glazed and Contorted Slaty Rocks in the 

 vicinity of Schodack Landing, Rensselaer County, N. Y. 206. — G. F. 

 Becker : Relations of the Mineral Berts of the Pacific Slope to the Great 

 Upheavals. 209. — J. L. Campbell : Geology of the Blue Ridge near Bal- 

 cony Falls, Virginia; a modified view. 221. 



No. 166. October 1884. — J. S. Diller: Fnlgurite from Mount 

 Thielson , Oregon. 252. — * G. H. Williams : Paramorphosis of Pyroxene 

 to Hornblende in Rocks. 259. — J. D. Dana : Southward ending of a great 

 Synclinal in the Taconic Range (pl. III). 268. — H. C. Lewis: Snpposed 

 Glaciation in Pennsylvania South of the Terminal Moraine (pl. IV). 276. 



— J. W. Hallet : Mass of Meteoric Iron from Wichita County , Texas. 

 285. — J. R. Eastmann: New Meteorite. 299. 



21) The Engineering and Mining Journal. 4°. New York. [Jb. 

 1884. I. -389-] 



Vol. XXXVn. 1884. No. 1—26. — A. A. Julien: The Genesis of 

 the crystalline iron ores. No. 5. — ■ F. Sandberger : Theories on the for- 

 mation on mineral veins. No. 11 ff. — J. C. Smock : Geologico-geographical 

 distribution on the iron ores of the Eastern United States. No. 12 ff. — 

 M. E. Wadsworth: The lateral secretion theory of ore deposits. No. 20. 



— Petroleum. Its probable origin. No. 23. — A. Williams Jr. : Populär 

 fallacies regarding precious metal ore deposits. No. 25 ff. 



22) Transactions of the American Institute of Mining En- 

 gine er s. Easton. Pa. 8°. [Jb. 1884. I. -152-] 



Index, Volumes I to X. 1884. 181 S. 



Vol. XI. 1883. — A. N. Rogers: The mines and mills of Gilpin Co., 

 Colorado. 29. — E. H. Richards : Notes on some reactions of Titanium. 

 90. — L. R. Grabill: On the peculiar features of the Bassick Mine. 110. 



— Ch. A. Ashbürner: The anthracite coal beds of Pennsylvania. 136. — 

 Th. B. Comstock : Notes on the geology and mineralogy of San Juan Co., 

 Colorado. 165. — P. Frazer : The iron ores of the Middle James River. 

 201. — T. Sterry Hunt : Coal and iron in Alabama. 236. — J. C. Bayles : 

 Microscopical analysis of the structures of iron and steel. 261. — J. T. 

 Blandy: The mining region around Prescott, Arizona. 286. — Ch. A. 

 Schaeffer : On the occurrence of Gold in Williamson Co., Texas. 318. — 

 P. Frazer: Notes from the literature on the geology of Egypt and exa- 

 mination of the syenitic granite of the obelisk, wich Lieut. Commander 

 Gorringe brought to New York. 353. — R. W. Raymond : The natural 

 coke of Chesterfield Co. , Virginia. 446. — P. Frazer : A comparision of 

 the Eozoic and Lower Palaeozoic in South Wales with their Appalachian 

 analogues. 479. 



23) *Proceedings of the Newport Natural History Society 

 1883—84. 8°. Newport. 



