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

Inventory of seeds and plants imported / U.S. Department of Agriculture, Bureau of Plant Industry.

48-61, 1921-1922

Inventory of seeds and plants imported / U.S. Department of Agriculture, Bureau of Plant Industry.

37-47

Bulletin / U.S. Department of Agriculture, Bureau of Forestry.

32-35