Copper smelting, by Henry M. Howe, follows advertisements at end of Barnes paper.

Includes bulletin numbers 24-30.

List of illustrations, p. V.

List of Marina mollusca, comprising the Quaternary fossils and recent forms from American localities between Cape Hatteras and Cape Roque, including the Bermudas, by William H. Dall, p. 7.

On the fresh-water invertebrates of the North American Jurassic, by Charles A. White, follows advertisements at end of Williams paper.

Publication contains discontinuous pagination.

Second contribution to the studies on the Cambrian faunas of North America, by Charles D. Walcott, follows advertisements at end of White paper.

Table of contents, p. III.

The Gabbros and associated hornblende rocks occurring in the neighborhood of Baltimore, Md., by George H. Williams, follows advertisements at end of preceding paper.

The present technical condition of the steel industry of the United States, by Phineas Barnes, follows advertisements at end of Dall paper.

Work done in the Division of Chemistry and Physics, mainly during the fiscal year 1884-85, follows advertisements at the end of Howe paper.

Electronic reproduction. Chester, Vt.: NewsBank, inc., 2006. Available via the World Wide Web. Access restricted to Readex U.S. Congressional Serial Set subscribers.

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Mis. doc. / 49th Congress, 2nd session. House ; no. 163

Executive Department Publications.

Monographs.

Names Lists.

United States. Geological Survey.