324 THE JOURNAL OF GEOLOGY. 



Williams, Professor S. G. 



— Dip of the Rocks in Central New York. 3 pp. — Am. Jour. Sci., Oct., 1883. 



— Economic Geology. Abstract of Lectures. 36 pp. 



— General Geology. Abstract of Lectures. 46 pp. 



— The Westward Extension of Rocks of Lower Helderberg Age in New York. 



8 pp. — Am. Jour. Sci., Feb., 1886. 

 Williams, H. S. 



— Correlation Papers — Devonian and Carboniferous. 279 pp. — Bull. U. S. G. 

 S., 1891. 

 WisTAR, Isaac J. 



— Remarks on the Quantity, Rate of Consumption and Probable Duration of 

 North American Coal, and the Consequence to Air-Breathing Animals of its 

 Entire Combustion. 15 pp. — Proceedings of the Philadelphia Academy of Nat. 

 Sci., Jan. 26, 1892. 

 WiNCHELL, N. H. 



— Annual Reports of the Geological and Natural History Survey of Minnesota. 

 17 volumes, No. i, 4-19 inclusive. 



— Bulletins i to 6 of the Geological and Natural History Survey of Minnesota. 



— Geological and Natural History Survey of Minnesota. Final Report, Vols. 

 I and IL 

 WiNSLOW Arthur. 



— The Missouri Coal Measures and the Conditions of their Deposition. 12 pp., 

 111.— Bull. Geol. Soc. Am., Vol. HI, 1891. 



— Charles Albert Ashburner. 9 pp., I pi. — Am. Geol., Aug., 1890. 



— Geological Survey of Missouri, Bulletin No. i. 85 pp.. 111., 1890. 



— The Geotectonic and Physiographic Geology of Western Arkansas. 17 pp. 

 111.— Bull. Geol. Soc. Am., 1891. 



— Biennial Report of the State Geologist. 53 pp., 111., 1891. 



— The Relations of Geological Surveys to Successful Mining. 3 pp. — Science, 

 Dec. 25, 1891. 



— An illustration of the Flexibility of Limestone. 2 pp., 111. — Am. Jour. Sci., 

 Feb. 1892. 



— The Relations of Geology and Engineering Practice, An Address. 17 pp., 

 1889. 



— The Construction of Topographic Maps. By Reconnaissance Methods. 



9 PP-, 111. 



— Pyrites Deposits in North Carolina. 17 pp.. 111., 1886. 



— A Description of Some Lower Carboniferous Crinoids from Missouri, by 

 S. A. Miller. 40 pp., 5 pi. — Bulletin No. 4, Mo. Geol. Sur., 1891. 



— A Preliminary Report on the Coal Deposits of Missouri. 228 pp., i Map, 

 131 illustrations. — Geological Survey of Missouri. 

 WooDWTARD, Robert Simpson. 



— Mathematical Theories of the Earth. 20 pp. — Smithsonian Report, 1890. 

 — On thej^'orm and Position of the Sea Level. 88 pp. — Bull. 48, U. S. G. S. 

 — Formulas and Tables to Facilitate the Construction and Use of Maps. 

 124 pp.— Bull. No. 50, U. S. G. S. 

 Wyman, Jeffries. 



— Fresh Water Shell Mounds of the St. Johns River, Florida. 87 pp., 9 pi. — 

 Peabody Acad. Sci., 4th Memoir, 1875. 



{Further acknowledgments of pamphlets already received zoill be made in the 7iext num- 

 ber.') 



