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Forest recreation research : bibliography of Forest Service outdoor recreation research publications, 1942 through 1966
Studies on the biology of the Texas-fever tick. (Supplementary report.)
Tobacco soils of the United States: a preliminary report upon the soils of the principal tobacco districts
West Virginia trees
The entomological writings of Dr. Alpheus Spring Packard
Report on the culture of sumac in Sicily, and its preparation for market in Europe and the United States
Manurial requirements of the Cecil silt loam of Lancaster County, S.C
Weeds : excerpts from 1922 annual reports of state and county extension agents
Effect of household processing and storage on quality of pickled vegetables and fruits
Soils of the eastern United States and their use-- XXXI. The Penn loam