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V 
STATISTICAL PAPEKS. 
Mineral Resources of the United States. 1882, by Albert Williams, jr. 1883. S^. xvii, 813 pp. Price 
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Mineral 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 an<! 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. 8,32 pp. Price 50 
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Mineral Resources of the United States. 1888, by David T. Day. 1890. 8°. vii, 652 pp. Price 50 
cents. 
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