Specification of Ferrar Fenton
Subtitle: treating sewage, &c
Publisher: Great Seal Patent Office
Published: 1872
Place of publication: London
Language: eng
Subjects: Sewage; Deodorization; Soap
Notes: Cover title.

At head of title: A.D. 1871, 20th July. No. 1897.

"Ferrar Fenton, of Dewsbury, in the county of York".