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Crossties purchased and treated in 1915
Report upon the Cypress Creek drainage district, Desha and Chicot Counties, Arkansas
The marketing of mill feeds
Field experiments with atmospheric-nitrogen fertilizers
The drainage of irrigated land
The recovery of potash as a by-product in the blast-furnace industry
Digestibility of some animal fats
The forests of continental Latin America, including European possessions : a bibliography of selected literature, 1920-1950
The flight activities of the honeybee
Insect damage to the cones and seeds of Pacific Coast conifers