Specification of George William Wigner
Subtitle: deodorizing and purifying sewage, &c
Publisher: Great Seal Patent Office
Published: 1870
Place of publication: London
Language: eng
Subjects: Sewage; Deodorization; Disinfection and disinfectants; Manures
Notes: Cover title.

At head of title: A.D. 1870, 12th May. No. 1354.

"George William Wigner, of no.1, Saint Swithin's Lane, in the city of London, analytical chemist".