DONS. — AVRIL, MAI ET JUIN I904 4^ 



Woods and Doveton. The Camp Bird Mine, Ouray, Colorado, and the 

 Mining and Milling of Ihe Ore, 49t)ô5o. — Lyman. The Original Southern 

 Limit of the Pensylvania Anthracite-Beds, 56i-566. — Rigakkd. The Veins of 

 Boulder and Kalgoorlie. 567-577. — Id. The Lodes of Cripple Creek, 578-618. 



— Stevens. Basaltic Zones as Guides to Ore-Deposils in the Cripple Creek 

 District, 686-698. — Kemp. Igneous Uocks and Circulating Waters as Factors 

 in Ore-Deposition, 699-714. — Weed. Ore-Deposils near Igneous contacts» 

 715-746. — LiNUGRERN. The geological Features of the Gold Production of 

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— Philadelphie. /, Ac. Nat. Se. Philadelphia (2), XII, 4, i9o4- 



— Froc. Ac. Nat. Se. of Philadelphia, LV, 3, igoS. 

 Bilgram; Keeley. Inclusions in Quartz, 700. 



— Froc. Am. FMI. Soc., XLII, i74) i9o3 ; XLIII, 1^5, 1904. 

 7J75 : Haehl and Arnold. The Miocène Diabase of the Santa Cruz Moun- 



tains in San Mateo County, California, i5-52. — Haupt. The Mississipi River 

 Problem, 71-96. 



— Rochester. B. of the geol. Soc. of America, XIV, 1902. 



Hitchcock. Mohokea caldera on Hawaii, 6-8. — Steveuson. Lower carbo- 

 niferous of the Appalachian basin, 16-96, — Hobbs. Météorite frora Algoma, 

 Wisc, 97-116. — Spencer. Pacdlc inountain system in British Colunibia and 

 Alaska, 117-132. — Winchell. Was man in America in the Glacial période? 

 i33-i52. — FuLt-ER et Clapp. Mari-loess of the lower Wabash valley, i53-i76. 



— Williams. Shifting of faunas as a problem of stratigraphie geology, 

 177-190. — Adams. Stratigraphie relations of the Red beds to the Carbonife- 

 rous and Permian in northern Texas, 191-200. — Wlliis. Ames Knob, North, 

 Haven, Maine, 201-206. — Spencer. Submarine valleys of the American 

 coast and in the north Atlantic, 207-226. — Newsom. Clastic dikes, 227-268. — 

 Winchell. Synthesis of chalcocite and its genesis at Butte, Montana, 

 269-276. — Campbell. Géographie development of northern l'ensylvania 

 and Southern New-York, 277-296. — Hice. Norlhward flow of ancient Beaver 

 river, 297-304. — Kemp et Kmght. Leucite hills of Wyoming, 3o5-336. — 

 Gr.\bau. Paleozoic coral reefs, 337-352. — Todd. Concrétions and their geolo- 

 gical eftects, 353-368. — Lane. Studies of the grain of igneous intrusives, 

 369-384. — Id. Porphyritic appearance of rocks, 385-4o6. — Collie. Ordovician 

 section near Bellefonte, Pennsylvania, 4o7"420. — Julien. Genesis of the 

 amphibole schists and serpentines of Manhattan island, New-York, 421-494- 



— Id. Proceedings of the annual meeting, held at Washington (1902-1903) ; 

 including proceedings of the annual meeting of the cordilleran section, held 

 at San Francisco (1902), 494"566. 



— Washington. Monog. U. S. geol. Surv., XL VI, 1904. 



Bayley. The Menominee Iron-Bearing District of Michigan, 5i3 p. 



— B. U. S. geol. Surv., 208; 218-222, 1903-1904. 



208 : Spurr. Descriptive geology of Nevada South of the Fourteenthparallel 

 and adjacent portions of California, 229 p. — 218 : Collier. The Coal 

 resources of the Yukon, Alnska, 71 p. — aig : Spurr. The Ore deposits of 

 Topopah, Nevada, 3i p. — 220 : Clarke. Minerai analyses from the labora- 

 tories of the United States Geol. Surv., 1880 to 1908, 119 p. — 22/ : Weeks - 

 Bibliography and index of North American Geology. Paleontology, Petro 

 logy and Mineralogy for the year 1902, 200 p. — 222 : Schmeckebier. Cata- 



