Specification of John Towle
Subtitle: treating sewage
Publisher: Great Seal Patent Office
Published: 1874
Place of publication: London
Language: eng
Subjects: Sewage; Sewage disposal plants; Filters and filtration; Sewage disposal
Notes: Cover title.

At head of title: A.D. 1873, 15th October. No. 3331.

"John Towle, of the town and county of Oxford, one of her majesty's justices of the peace".