Specification of John Chisholm
Subtitle: treating sewage and other matters, &c
Publisher: Great Seal Patent Office
Published: 1859
Place of publication: London
Language: eng
Subjects: Sewage; Disinfection and disinfectants; Electricity; Sewer gas; Sewerage
Notes: Cover title.

At head of title: A.D. 1858, 3rd July. No. 1499.

"John Chisholm, of Bermondsey, in the county of Surrey, manufacturing chemist"