Specification of John Howard Kidd
Subtitle: deodorising sewage and making artificial manure
Publisher: Great Seal Patent Office
Published: 1874
Place of publication: London
Language: eng
Subjects: Coal; Deodorization; Sewage; Manures; Sewerage
Notes: Cover title.

At head of title: A.D. 1874, 19th May. No. 1764.

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