Specification of Henry Syed Copland
Subtitle: apparatus for mixing and precipitating sewage, &c
Publisher: Great Seal Patent Office
Published: 1873
Place of publication: London
Language: eng
Subjects: Sewage; Sewage disposal plants
Notes: Cover title.

At head of title: A.D. 1872, 17th July. No. 2141.

"Henry Syed Copland, of no.1A, Duke Street, Adelphi, in the county of Middlesex, civil engineer."