Specification of Samuel Stell
Subtitle: apparatus for preventing smoke and economizing fuel in furnaces
Publisher: Great Seal Patent Office
Published: 1873
Place of publication: London
Language: eng
Subjects: Smoke prevention; Furnaces; Steam-boilers; Chimneys
Notes: At head of title: A.D. 1873, 11th January. No. 111.

Cover title.

"Samuel Stell, of Brunswick Street, Keighley, in the county of York."