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Relation between primary market prices and qualities of cotton
A classification of ledger accounts for creameries
Quassiin as a contact insecticide
The horseflies of the subfamily Tabaninae of the Nearctic region
Decays and discolorations in airplane woods
Cooperative grain marketing : a comparative study of methods in the United States and in Canada
The recovery of potash from alunite
The effect of the cattle tick upon the milk production of dairy cows
Digestibility of some vegetable fats
Investigations of heat canker of flax