Patent Model - Improvement in Pots for the Manufacture of White Lead

Maker and role
J. Chadwick, Patentee
Production date
Nov 21 1865
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Object detail

8 1/2 x 7 1/2" (21.6 x 19.1cm)
Chadwick's patent if for "the improvement of pots for corroding white lead; and it consists in forming at a suitable height within the pots an uninterrupted circular ledge, where on the buckles of lead are allowed to rest....The pots are, in consequence of this construction, stronger than when made after the form in ordinary use and they are more easily cleaned." (Patent Number 51,018)
Object number
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