Specification of Francis Erskine
Subtitle: economizing fuel and consuming smoke
Publisher: Great Seal Patent Office
Published: 1869
Place of publication: London
Language: eng
Subjects: Smoke prevention; Steam-boilers; Furnaces
Notes: Cover title.

At head of title: A.D. 1868, 12th December. No. 3784.

"Francis Erskine, of the city of Manchester, in the county of Lancaster, engineer".