Specification of Constant Jouffroy Duméry
Subtitle: smoke-preventing apparatus
Publisher: Great Seal Patent Office; George E. Eyre and William Spottiswoode)
Published: 1856
Place of publication: London
Language: eng
Subjects: Smoke prevention
Notes: Cover title.

At head of title: A.D. 1856. No. 739.

"Constant Jouffroy Duméry, of Paris".