Specification of John Denner
Subtitle: furnaces
Publisher: Great Seal Patent Office
Published: 1854
Place of publication: London
Language: eng
Subjects: Smoke prevention; Furnaces
Notes: At head of title: A.D. 1855. No. 2241.

"John Denner, of no.11, Albion Grove West, Islington, county of Middlesex, gentleman."