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

Annual report of the Office of Experiment Stations ... / U.S. Department of Agriculture.

1911

Annual report of the Office of Experiment Stations ... / U.S. Department of Agriculture.

1903

Annual report of the Office of Experiment Stations ... / U.S. Department of Agriculture.

1910

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)

Bulletin / U.S. Department of Agriculture, Office of Experiment Stations.

125-130

The native flowers and ferns of the United States in their botanical, horticultural and popular aspects / by Thomas Meehan ; illustrated by chromolithographs.

2