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Description of the air-pump ventilator, for the ventilating of ships, mines, prisons, hospitals, &c

Bibliographic Details
Main Author: Robotham, Richard.
Format: Online Book
Published: [Hudson, N.Y.? : s.n., 1801]
Series:Early American imprints. no. 1260.
Online Access:Shaw-Shoemaker Digital Edition
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Item Description:"Patent rights for erecting the above machine, may be obtained of the subscriber, on the following terms ... Letters directed to the subscriber (post paid) will be duly attended to. Richard Robotham, patentee. Hudson, (N.Y.) 1801."
Includes a drawing of the machine, and "Explanation of the drawing."
Physical Description:1 sheet ([1] p.) : ill.
Access:Electronic access restricted to Villanova University patrons.
Place of Publication:United States -- New York -- Hudson.