Specification of Thomas James Smith
Subtitle: treating sewage, &c
Publisher: Great Seal Patent Office
Published: 1859
Place of publication: London
Language: eng
Subjects: Sewage; Sewerage; Filters and filtration; Manures
Notes: Cover title.

At head of title: A.D. 1870, 11th April. No. 1525.

"Thomas James Smith, of the firm of Robertson, Brooman, and company of 166 Fleet Street, in the city of London, patent agents".