Specification of Toni Fontenay
Subtitle: smoke-consuming furnaces
Publisher: Great Seal Patent Office
Published: 1862
Place of publication: London
Language: eng
Subjects: Smoke prevention; Furnaces
Notes: Cover title.

At head of title: A.D. 1862, 22nd March. No.795.

"Toni Fontenay, of Grenoble, France, civil engineer".