— 160 - 



361—386; — On the Canidae of the Loup Fork epoch. 387—390. — Ä. S. 

 Packard : On a cray-fish from the lower tertiary beds of western Wyoming. 

 391—398. 



19) Transactions of the American Institute of Mining Eu- 

 gineers. Easton. Pa. 8°. [Jb. 1881. I. -335-] 



Vol. VIII. 1880. — Ch. E. Wait : The antimony deposits of Arkansas. 

 42. — Th. Macfarlane : On the Classification of original rocks. 63. — 

 A- S. McCreath: Phosphorus in bituminous coal and coke. 74. — R. W. 

 Raymond: Note on the Zinc deposits of Southern Missouri. 165. — Th. 

 Macfarlane. Silver Islet. 226. — S. Fisher Morris: The New River Coal 

 field of West Virginia. 261. — P. H. Mell: The Claiborne Group and its 

 remarkable fossils. 304. — John A. Church: The heat of the Comstock 

 Lode. 324. — W. H. Merrit: The North Staffordshire Coal and Iron di- 

 stricts. 333. — C. R. Boyd: The mineral resources of South western Vir- 

 ginia. 338. — G. W. Maynard: Remarks on a Gold specimen from Cali- 

 fornia. 451. — W. C. Kerr: The mica veins of North Carolina. 457; — 

 The gold gravel of North Carolina. 462. — F. Prime : Supplement I to a 

 catalogue of official reports upon Geological Surveys of the United States 

 and Territories and of British North America. 466. — R. D. Irving : The 

 mineral resources of Wisconsin. 478. 



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

 1881. I. -425-] 



Vol. XXXI. 1881. — F. S. Newberry: The Silver Reef Sandstones. 

 4. — A. C. Campbell : The copper and ironbearing rocks of Lake superior. 

 20. — W. B. Devereüx : Gold and its associated minerals at Kings Moun- 

 tain, North Carolina. 39. — W. C. Kerr: The mica veins of Carolina. 

 211. — F. S. Newberry: The genesis of our iron ores. 298. — F. M. F. 

 Cazin: The triassic age of sand-rock carrying ores of copper and silver, 

 and the origin of these ores. 300 — Auriferous slate deposits of the 

 Southern Mining Region. 397. 



21) Comptes rendus hebdomaires des seances de l'Academie 

 des seien ces. 4°. Paris. [Jb. 1881. II. -438-] 



T. XCIII. No. 6. 8 Aoüt 1881. — D. Klein: Sur une Solution de densite. 

 3. 28 , propre ä l'analyse immediate des roches. 318. 



T. XCIII. No. 8. 22 Aoüt 1881. — Ed. Roche : Sur l'etat interieur 

 du globe terrestre. 364. 



T. XCIII. No. 10. 5 Sept. 1881. — J. Ville: Sur les eaux carbonatees 

 ferrugineuses. 443. 



T. XCIII. No. 15. 10 Oct. 1881. — A. Daubree: Sur un echantillon 

 de la meteorite holosidere de Cohahuila (Mexique). 555. 



T. XCIII. No. 16. 17. Oct. 1881. — A. Daubree: Cuivre sulfure cri- 

 stallise (cupreine), forme aux depens de medailles antiques, en dehors de 

 sources thermales, ä Flines-les-Roches , departement du Nord. 572. — 

 J. Landerer: Sur les courants engendres par l'electricite atmosphe- 

 rique et les courants telluriques. 588. 



