Reports on the results of dredging under the supervision of Alexander Agassiz in the Gulf of Mexico (1877-78), in the Caribbean Sea (1878-79), and along the Atlantic Coast of the United States (1880) by the U.S. Coast Survey steamer "Blake".

v.19:no.2 (1897)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian, by Nathaniel Lord Britton ... and Hon. Addison Brown ...

v. 1

The mosquitoes of the southern United States east of Oklahoma and Texas, by Stanley J. Carpenter ... Woodrow W. Middlekauff ... and Roy W. Chamberlain ...

no.3

Circular / United States Department of Agriculture, Division of Agrostology.

no. 1-36

Bulletin / United States Department of Agriculture, Division of Agrostology.

no. 7-11 (1897-1898)

Bulletin / United States Department of Agriculture, Division of Agrostology.

no. 12-18 (1898-1899)

Bulletin / United States Department of Agriculture, Division of Agrostology.

no. 21-25 (1900-1901)

Proceedings of the third USA-USSR symposium on the effects of pollutants upon aquatic ecosystems.

3rd.

Proceedings of the third USA-USSR symposium on the effects of pollutants upon aquatic ecosystems.

1st & 2nd

Mammals of the Chicago area / by Colin C. Sanborn, Assistant, Division of Mammals.

no.8(1925)

Transactions of the American Horticultural Society.

5