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77. Tho Texan Permian and its Mesozoic types of Fossils, by Charles A. Whit(\ 1S91. 8°. 51 

 pp. 4 pi. Price 10 cents. 



78. A report of work done in the Division of Chemistry and Physics, mainly durinj; the fiscal 

 year 1889-90. F. W. Clarke, chief chemist. 1891. 8". 131 pp. Price 15 cents. 



79. A Late Volcanic Eruption in Northern California and its peculiar lava, by J. S. Diller. 



80. Correlation papers — Devonian and Carboniferotis, by Henry Shaler Williams. 1891. 8°. 

 279 pp. Price 20 cents. 



81. Correlation papers — Cambrian, by Charles Doolittle Walcott. 1891. 8 ". 517 pp. 3 pi. 

 Price 25 cents. 



82. Correlation papers — Cretaceous, by Charles A. Wliite. 1891. 8". 273 pp. 3 pi. Price 20 

 cents. 



83. Correlation papers— Eocene, by William Bullock Chirk. 1891. S°. 173 pp. 2 pi. Price 

 15 cents. 



84. Correlation papers— Neocene, by W. II. Dall and G. D. Harris. 1892. 8-. 349 pp. 3 pi. 

 Price 25 cents. 



85. Correlation papers — The Newark System, by Israel Cook Russell. 1892. 8'^. 344 pp. 13 pi. 

 Price 25 cents. 



86. Correlation papers — Archean and Algonkian, by C. R. Van Hise. 1892. 8^. 549 pp. 12 pi. 

 Price 25 cents. 



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

 year 1890-'91. F. W. Clarke, chief chemist. 1892. 8°. 77 pp' Price 10 cents. 



91. Record of North American Geology for 1890, by Nelson Horatio Darton. 1891. 8". 88 pp. 

 Price 10 cents. 



92. The Compressibility of Liquids, liy Carl Barns. 1892. 8°. 96 pp. 29 pi. Price 10 cents. 



93. Some Insects of special interest fmni Florissant, Colorado, and other points in the Tertiaries 

 of Colorado and Utah, by Samuel Hubbard Scudder. 1892. 8^. 35 pp. 3 ])1. Price 5 cents. 



94. The Mechanism of Solid Viscosity, by Carl Barus. 1892. 8°. 138 pp. Price 15 cents. 



95. Earthquakes in California in 1890 and 1891, by Edward Singleton Holden. 1892. 8°. 31pp. 

 Price 5 cents. 



96. The Volume Thermodvnamics of Liquids, by Carl Barns. 1892. 8"^. 100 pp. Price 10 cents. 



97. The MesozoicEchiuodermata of the United States, by W.B.Clark. 1893. 8°. 207 pp. .50 pi. 

 Price 20 cents. 



98. Flora of the Outlying Carboniferous Basins of Southwestern Missouri, by David A\Tiite. 

 1893. 8'^. 139 pp. 5 pi. Price 15 cents. 



99. Record of North American Geology for 1891, by Nelson Horatio Darton. 1892. S'^. 73 pp. 

 Price 10 cents. 



100. Bibliography and Index of the Publications of the U. S. Geological Survey, 1879-1892, by 

 Philip CrevelingWarman. 1893. 8°. 495 pp. Price 25 cents. 



101. Insect fauna of the Rhode Island Coal Field, by Samuel Hu.bbard Scudder. 1893. 8°. 

 27 pp. 2 pi. Price 5 cents. 



102. A Catalogue and Bibliography of North American Mesozoic Invcrtebrata, l>y Cornelius 

 Breckinridge Boyle. 1892. 8^. 315 pp. ' Price 25 cents. 



103. High Temperature Work in Igneous Fusion and Ebullition, chiefly in relation to pressure, 

 by Carl Barns. 1893. 8°. 57 pp. 9 pi. Price 10 cents. 



104. Glaciation of the Yellowstone Valley north of the Park, by Walter Harvey Weed. 1893. 8°. 

 41 pp. 4 pi. Price 5 cents. 



105. The Laramie and the overlying Livingstone Formation in Montana, by Walter Harvey 

 Weed, with Report on Flora, by Frank Hiill Knowlton. 1893. 8° 68 pp. 6 pi. Price 10 cents. 



106. The C^olorado Formation and its Invertebrate Fauna, by T. W. Stanton. 1893. 8". 288 

 pp. 45 pi. Price 20 cents. 



107. The Trap Dikes of Lake Champlain Valley and the Eastern Adirondacks, liy .lames Furman 

 Kemp. 



108. A Geological Reconnoissance in Central Washington, by Israel Cook Russell. 1893. 8". 

 108 jip. 12 pi. Price 15 cents. 



109. The Eruptive and Sedimentary Rocks ou Pigeon Point, Minnesota, and their contact phe- 

 nomena, by William Shirley Bayley. 1893. i<'\ 121pp. 16 pi. Price 15 cents. 



110. The P.aloozoic Section in the vicinity of Three Forks, Montana, by Albert Charles Peale. 

 1893. 8"=. 56 pp. 6 pi. Price 10 cents. 



111. Geology of the Big Stone Gap Coal Fields of Virginia and Kentucky, by Marius R. Camp- 

 bell. 1893. S°. 106 pp. 6 pi. Price 15 cents. 



112. Earthquakes in California in 1892, by Charles D. PeiTine. 1893. 8°. 57 pp. Price 10 

 cents. 



113. A report of work done in the Division of Chemistry during the fiscal years 1891-92 and 

 1892-'93. F. W. Clarke, chief chemist. 1893. 8^. 115 pp. Price 15 cents. 



114. Earthquakes in Caliibrnia in 1893, by Charles D. Perrine. 1894. 8°. 23 pp. Price 5 cents. 



115. A Geographic Dictionary of Rhode Island, by Henry Gannett. 1894. 8°. 31 pp. Price 

 5 cents. 



116. A Geographic Dictionary of Massachusetts, by Henry Gannett. 1894. 8'. 12fi pp. Price 

 15 cents. 



117. A Geographic Dictionary of Connecticut, by Henry Gannett. 1894. 8°. 67 pp. Price 10 

 cents. 



