Patent Model - Improvement in Machines for Cleaning Cotton

Maker and role
James Hooper (b.1839, d.1908), Patentee
Production date
Jan 30 1866
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Object detail

Wood, iron
4 x 12 x 7 1/2" (10.2 x 30.5 x 19.1cm)
Hooper's patent improvement "is mainly in the mode of arranging this screen or screens in the trough, for if laid in one plane, as is usual, it has but a partial effect in separating the dirt from the cotton, because they pass so readily over the screen." (Patent Number 52,289)
Object number
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