Specification of John Howard Kidd
Subtitle: treating sewage for manufacturing manure
Publisher: Great Seal Patent Office
Published: 1875
Place of publication: London
Language: eng
Subjects: Sewage; Sewerage; Deodorization; Coal; Manures
Notes: Cover title.

At head of title: A.D. 1874, 19th September. No. 3199.

"John Howard Kidd, of Wrexham, in th county of Denbigh"