IV ADVERTISEMENT. 



33. Notes on the Geology of Northern California, by J. S. Diller. 1886. 8°. 23 pp. Price 5 cents. 



34. On the relation of the Laramie MoUuscan Fauna to that of the snoceeding Fresh- water Eocene 

 and other groups, by Charles A. "White. 1886. 8°. 54 pp. 5 pi. Price 10 cents. 



35. Physical Properties of the Iron-Carburets, by Carl Barns and Vincent Strouhal. 1886. 8°. 62 

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36. Subsidence of Fine Solid Particles in Liquids, by Carl Barns. 1886. 8°. 68 pp. Price 10 cents. 



37. Types of the Laramie Flora, by Lester F. Ward. 1887. 8°. 354 pp. 57 pi. Price 25 cents. 



38. Peridotito of EUiott County, Kentucky, by J. S. Diller. 1887. 8°. 31 pp. 1 pi. Price 5 cents. 



39. The Upper Beaches and Deltas of the Glacial Lake Agassiz, by "Warren TJpham. 1887. 8°. 84 

 pp. 1 pi. Price 10 cents. 



40. Changes in Eivor Courses in 'Washington Territory due to Glaciation, by Bailey 'Willis. 1887. 

 8°. 10 pp. 4 pi. Price 5 cents. 



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

 "WiUiams. 1887. 8°. 121pp. 4 pi. Price 15 cents. 



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

 1885-'86. F. "W.Clarke, chief chemist. 1887. 8°. 162 pp. 1 pi. Price 16 cents. 



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

 A. Smith and Lawrence C. Johnson. 1887. 8°. 189 pp. 21 pi. Price 15 cents. 



44. Bibliography of North American Geology for 1886, by Nelson H. Darton. 1887. 8°. 36 pp. 

 Price 5 cents. 



46. The Present Condition of Knowledge of the Geology of Texaa, by EobertT. HiU. 1887. S°. 94 

 pp. Price 10 cents. 



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

 duction by N. S. Shaler. 1888. 8°. 143 pp. Price 16 cents. 



47. Analyses of "Waters of the Xellowstone National Park, with an Account of the Methods of 

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

 10 cents. 



48. On the Form and Position of the Sea Level, by Eobert Simpson "Woodward. 1888. 8°. 88 pp. 

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

 Simpson "Woodward. 1889. 8°. 133 pp. Price 15 cents. 



50. Formulas and Tables to facilitate the Construction and Use of Maps, by Eobert Simpson "Wood- 

 ward. 1889. 8°. 124 pp. Price 15 cents. 



61. On Invertebrate Fossils from the Pacific Coast, by Charles Abiathar "White. 1889. 8°. 102 

 pp. 14 pi. Price 15 cents. 



52. Suhaerial Decay of Eocks and Origin of the Eed Color of Certain Formations, by Israel Cook 

 Eussell. 1889. 8°. 65 pp. 5 pi. Price 10 cents. 



53. The Geology of Nantucket, by Nathaniel Southgate Shaler. 1889. 8°. 55 pp. 10 pi. Price 10 

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54. On the Thermo-Eleotrio Measurement of High Temperatures, by Carl Barus. 1889. 8°. 313 pp. 

 incl. 1 pi. 11 pi. Price 25 cents. 



55. Eeport of work done in the Division of Chemistry and Physics, mainly during the fiscal year 

 1886-87. Frank "Wigglesworth Clarke, chief chemist. 1889. 8°. 96 pp. Price 10 cents. 



66. Fossil "Wood and Lignite of the Potomac Formation, by Frank Hall Knowlton. 1889. 8°. 72 

 pp. 7 pi. Price 10 cents. 



57. A Geological Eeconnaissance in Southwestern Kansas, by Eobert Hay. 1890. 8°. 49 pp. 2 pi. 

 Price 5 cents. 



68. The Glacial Boundary in "Western Pennsylvania, Ohio, Kentucky, Indiana, and Illinois, by George 

 Frederick Wright, with an introduction by Thomas Chi-owder Chamherlin. 1890. 8°. 112 pp. incl. 

 1 pi. 8 pi. Price 15 cents. 



59. The Gabbros and Associated Eocks in Delaware, by Frederick D. Chester. 1890. 8°. 45 pp. 

 1 pi. Price 1 cents. 



60. Eeport of work done in the Division of Chemistry and Physics, mainly during the fiscal year 

 1887-'88. F. "W. Clarke, chief chemist. 1890. 8°. 174 pp. Price 15 cents. 



61. Contributions to the Mineralogy of the Pacific Coast, by "William Harlowe Melville ajid "Waldemar 

 Lindgren. 1890. 8°. 40 pp. 3 pi. Price 5 cents. 



62. The Greenstone Schist Ai'eas of the Menominee and Marquette Eegions of Michigan, a contri- 

 bution to the subject of dynamic metamorphism in eruptive rocks, by George Huntington "Williams ; 

 with an introduction by Eoland Duer Irving. 1890. 8°. 241 pp. 16 pi. Price 30 cents. 



63. A Bibliography of Paleozoic Crustacea from 1698 to 1889, including a list of North American 

 species and a systematic arrangement of genera, by Anthony "W. Vogdes. 1890. 8°. 177 pp. Price 

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64. A report of work done in the Division of Chemistry and Physics, mainly during the fiscal year 

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65. Stratigraphy of the Bituminous Coal Field of Pennsylvania, Ohio, and West Virginia, by Israel 

 C. "White. 1891. 8°. 212 pp. 11 pi. Price 20 cents. 



