Specification of William Johnson
Subtitle: kettles, furnaces, and boilers
Publisher: Great Seal Patent Office
Published: 1856
Place of publication: London
Language: eng
Subjects: Furnaces; Boilers; Kettles; Copper; Adverse effects
Description: Patent for "kettles, furnaces, and boilers, made of wrought iron plate... instead of the like kind of utensils made of copper, which had been found by long experience to be very pernicious to the ships' company's healths".
Notes: At head of title: A.D. 1754. No. 688.

"William Johnson, of Rotherhith [sic], in the county of Surry [sic], brazier."