ADVERTISEMENT. 
VII 
143. A Bibliography of Clays and the Ceramic Arts, by John C. Branner. 
144. The Moraines of the Missouri Coteau and their Attendant Deposits, by James Edward Todd. 
145. The Potomac Formation in Virginia, by W. M. Fontaine. 
146. Bibliography and Index of North American Geology, Paleontology, Petrology, and Miner- 
alogy for the Year 1895, by F. B. Weeks. 
STATISTICAL PAPERS. 
1883. 8°. xvii, 813 pp. Price 
1885. 8°. xiv, 1016 
Price 50 cents. 
Price 50 cents. 
Price 50 cents. 
'. viii, 671 pp. 
8°. vii, 630 pp. 
8°. vii, 850 pp. 
8°. viii, 810 pp. 
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Price 50 cents. 
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Mineral Resources of the United States, 1882, by Albert Williams, ji 
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Mineral Resources of the United States, 1883 and 1884, by Albert Williams, jr. 
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. 
Mineral Resources of the United States, 1887, by David T.Day. 1888. 8°. vii, 832 pp. 
Mineral Resources ofthe United States, 1888, by David T.Day. 1890. 8°. vii, 652 pp. 
Mineral Resources of the United States, 1889 and 1890, by David T. Day. 1892. 8 C 
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Mineral Resources of the United States, 1891, by David T. Day. 1893. 
Mineral Resources of the United States, 1892, by David T. Day. 1893. 
Mineral Resources ofthe United States, 1893, by David T. Day. 1894. 
On March 2, 1895, the following provision was included in an act of Congress : 
"Provided, That hereafter the report of the mineral resources of the United States shall be issued 
as a part of the report of the Director of the Geological Survey." 
In compliance with this legislation, the report Mineral Resources of the United States for the 
Calendar Year 1894 forms Parts III and IV of the Sixteenth Annual Report of the Survey, and Min- 
eral Resources of the United States for the Calendar Year 1895 forms Part III of the Seventeenth 
Annual Report of the Survey. 
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Washington, D. C, June, 1896. 
