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)

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

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