ADVERTISEMENT. V 



In press: 



84. Correlation papers Neocene, by W. H. Dall and G. D. Harris. 



85. Correlation papers Tlie Newark System, by I. (J. Knssell. 



86. Correlation papers Algonkian and Archean, by C. R. Van Hise. 



87. Bibliography and Index of the publications of the U. S. Geological Survey, 1879-1892, by 

 P. C. Wannan. 



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

 year 1890-'91. F. W. Clarke, chief chemist. 



92. The Compressibility of Liquids, by Carl Barns. 



93. Some Insects of special interest from Florissant, Colorado, by K. II. Scudder. 

 91. The Mechanism of Solid Viscosity, by Carl Barus. 



95. Earthquakes in California during 1890-'91, by E. S. Holden. 



96. The Volume Thermodynamics of Liquids, by Carl Barns. 



97. The Mesozoic Echinodermata of the United States, by W. B. Clark. 



98. Flora of the Outlying Coal Basins of Southwestern Missouri, by David White. 



99. Record of North American Geology for 1891, by Nelson Horatio Dartou. 



In preparation : 



88. Correlation papers Pleistocene, by T. C. Chamberlin. 



100. The Eruptive and Sedimentary Rocks on Pijreon Point, Minnesota, and their contact phe- 

 nomena, by W. S. Bayley. 



101. Insect fauna of the Rhode Island Coal-licld, by Samuel Hubbard Scudder. 



102. A Catalogue and Bibliography of North American Mesozoic Invertebrata, by C. B. Boyle. 



103. The Trap Dikes of Lake Champlain Valley and the Eastern Adirondacks, by J. F. Kemp. 



High Temperature Work in Igneous Fusion and Ebullition, chiefly in relation to Pressure, 

 by Carl Barus. 



Glaciatiou of the Yellowstone Valley, by W. H. Weed. 



The Laramie and the overlying Livingstone Formation in Montana, by W. H. Weed, with 

 Report on Flora, by F. H. Knowlton. 



The Moraines of the Missouri Coteau and their attendant deposits, by James Edward Todd. 



A Bibliography of Paleobotany, by David White. 



STATISTICAL PAPERS. 



Mineral Resources of the United States [1882], by Albert Williams, jr. 1883. 8. xvii, 813 pp. 

 Price 50 cents. 



MiniM-al Resources of the United States, 1883 and 1884, by Albert Williams, jr. 1885. 8. xiv, 

 1016 pp. Price 60 cents. 



Mineral Resources of the United States, 1885. Division of Mining Statistics and Technology. 

 1886. 8. vii, 576 pp. Price 40 cents. 



Mineral Resources of the United States, 1886, by David T. Day. 1887. 8. viii, 813 pp. Price 

 50 cents. 



Mineral Resources of the United States, 1887, by David T. Day. 1888. 8. vii, 832 pp. Price 

 50 cents. 



Mineral Resources of the United States, 1888, by David T. Day. 1890. 8. vii, 652 pp. Price 

 50 cents. 



Mineral Resources of the United States, 1889 and 1890, by David T. Day. 1892. 8. viii. 671 pp. 

 Price 50 cents. 



The money received from the sale of these publications is deposited in the Treasury, and the 

 Secretary of that Department declines to receive bank checks, drafts, or postage-stamps; all remit- 

 tances, therefore, must be by POSTAL NOTE or MONEY ORDER, made payable to the Librarian of the 

 U. S. Geological Survey, or in CURRENCY for the exact amount. Correspondence relating to the pub- 

 lications of the Survey should be addressed 



To THE DIRECTOR OF THE 



UNITED STATES GEOLOGICAL SURVEY, 



WASHINGTON, D. C. 

 WASHINGTON, D. C., September, 1892. 



