ADVERTISEMENT. Ill 



l.S. On M.inne Eoccno, Fresli-\v;itin' Miocene, .iiul oilier Fossil Mollnsca of Western North America, 

 bvCliariesA. White. 1885. 8'^. »! pp. :J pi. I'riio ;"> cents. 



19. Noteson the Stratigraphy of California, by GeorsoF. Becker. 1885. 8°. 28pp. Pricencents. 



yO. Coatriliutions to the Mineralogy of the Rocky Mountains, by Wuitmau Cross anil W. F. Hillo- 

 bran.l. 1885. 8°. 114 pp. 1 pi. Prico'U) cents. ..,„.,. ., n i i 



'21. The Lignites ot I lie (Irent Sioiix Reservation. A Report on the Region between the Grand anil 

 Morean Rivers, Dakoci, by Uaili'V Willis. 1885. H^. Ki pp. .''> pi. Price 5 cents. 



S2. On Now Cietaeroiis Fossils from California, by Charles A. White. 18S5. 8^. 25 pp. 5 pi. 



a:! Observatiouson tho.Tnuctiou between the Eastern Saudstono and the Kewobnaw Sjries o;i 

 Keweenaw Point, Lake Superior, by R. D. Irving and T. C. Chamberlin. 18i'>. 8'^. 121pp. 17 pi. 



Price l.'i cents. „ ., 



24. List of Marino Mollusca, comprising the Quaternary fossils and recent forms from American 

 Localities between Capo Ilatteras and Capo Roque, including the Bermudas, by William llealey Dall. 

 1885. 8<^. 336 pp. Price 25 cents. , „, . 



25. The Present Technical Condition of the Steel Industry of the United States, by Pliineas Barnes. 

 1885. 8°. 85 pp. Price 10 cents. 



26. Copper Smelting, bv Henry M. Howe. 1885. 8=>. 107 pp. Price 10 cents. 



27. Report of work done in tho Division of Chemistry and Physics, mainly daring the liscal year 

 1884-'8.5. 1886. 8='. 80 pp. Price 10 cents. „.,, , ,,.„!,• 



28. Tho Gabbros and Associated Hornblende Rocks occurring in the Neighborhood ot Baltimore, 

 Md., bv George Huntington Williams. 1886. 8^. 78 pp. 4 pi. Price 10 cents. 



29. Ou the Fresh-w.atcr Invertebrates of the North Americau Jurassic, by Charles A. White. 188j. 

 8°. 41pp. 4 pi. Price 5 cents. „ ^^ , . . , ^„ . 



30. Second Contribution to the Studies on tho Cambrian Faunas of North America, by Charles 

 Doolittlo Walcott. l-'SG. 8". 3G9 pp. 33 pi. Price 25 cents. ,, . , 



31. Systematic Review of onr Present Knowledge of Fossil Insects, including Myriapods and 

 Arachnids, 'by Samuel Hubbard Seudder. 1836. 8°. 128 pp. Price 15 cents. 



32. Lists and Analyses of the Mineral Springs of the United States; a Preliminary btudy, by 

 Albert C. Peale. 1880. '8°. 2.35 pp. Price 20 cents. 



33. Noteson tho Geology of Northern California, by J. S.DiUer. 18S6. 8'^. 23 pp. Price o cents. 



34. On the relation of the Laramie Mollnscan Fauna to that of tho succeeding Fresh- water Eocene 

 and other gronps, bv Charles A. White. 1886. 8°. 54 pp. 5 pi. Price 10 cents. oo- o, 



35. Physical Properties of tho Iron-Carburets, by Carl Barns and Vincent Stronhal. 188a. 8^. 

 62 pp. Price 10 cents. ^. ,^ 



36. SubsidenceofFiueSolidParticlesinLiquids.bvCarlBarus. 188o. 8=. .58pp. Price 10 cents. 



37. Types of the Laramie Flora, by Lester F. Ward. 1687. 8^. 3.54 pp. .57 pi. Price 25 cents. 



38. Peridotite of Elliott County, Keutncky,bv J. S.Diller. 1887. S^. 31pp. 1 pi. Price 5 cents. 



39. The Upper Beaches and Deltas of the Glacial Lake Ag.assiz, by Warren Uphani. 18S7. 8^. 

 84 pp. 1 pi. Price 10 cents. ,„■„■ ,jo, 



40. Changes in River Courses in Washington Territory due to Glaciatiou, by Bailey Willis. 1887. 

 8'^. 10 pp. 4 pi. Price 5 cents. 



41. On the Fossil Faunas of tho Upper Devonian— the Genesee Section, New York, by Henry b. 

 Williams. 1887. 8^. 121 op. 4 pi. Price 15 cents. 



42. Report of work done in tho Division of Chemistry and Physics, mainly during the fiscal year 

 1885-'8«. F. W. Clarke, chief chemist. 1887. 8°. 1.52 pp. 1 pi. Prico 15 cents. 



43. Tertiary and Cretaceous Strataof the Tuscaloosa, Tombigbee, and Alabama Rivers, by Eugene 

 A. Smith and Lawrence Clohusou. 1887. 8". 189 pp. 21 pi. Prico 15 cents. 



44. Bibliography of North American Geology for 188G, by Nelson H. Darton. 1887. 8°. 3i> pp. 



45. The Present Condition of Knowledge of the Geology of Texas, by Robert T. Hill. 1837. 8^. 

 94 pp. Price 10 cents. 



46. Nature and Origin of Deposits of Phosphate of Lime, by R. A. F. Penrose, jr., with an Intro- 

 duction by N. 8. Shaler. 1888. S°. 143 pp. Price 15 cents. 



47. Analyses of Waters of the Yellowstone National Park, with an Account of the Method* of 

 Analysis employed, by Frank Austin Gooch and James Edward Whitfield. 1888. 8°. 84 pp. Price 



48. On the Form and Position of the Sea Level, by Robert Simpson Woodward. 1338. 8°. 88 

 pp. Price 10 cents. 



Numbers 1 to of tho Bulletins form Volume I ; Numbers 7 to 14, Volume II ; Numbers 15 to 23, 

 Volume III ; Numbers 24 to 30, Volume IV; Numbers 31 to 36, Volume V; Numbers 37 to 41, Volume 

 VI ; Numbers 42 to 46, Volume VII. Volume VIII is not yet complete. 



In press: 



49. On the Latitudes and Longitudes of Certain Points in Missouri, Kansas, and New Mexico, by 

 R. S. Woodward. 



50. Formulas and Tables to fiicilitate the construction and use of Maps, by R. S. Woodward. 



51. Invertebrate Fossils from (California, Oregon, Washington Territory, and Alaska, by C. A. 

 White. 



52. On the Snba5rial Decay of Rocks .and the Origin of the Red Color of Certain Formations, by 

 Israel C. Russell. 



53. Geology of the Isl.and of Nantucket, by N. S. Shaler. 



