Specification of Henry Malcolm Ramsay
Subtitle: treating sewage, &c
Publisher: Great Seal Patent Office
Published: 1871
Place of publication: London
Language: eng
Subjects: Sewage; Sewerage; Manures; Cesspools
Notes: Cover title.

At head of title: A.D. 1870, 19th June. No. 2032.

"Henry Malcolm Ramsay, of 2, Russell Villas, Pope's Grove, Twickenham, in the county of Middlesex, civil engineer".