Specification of William Astrop
Subtitle: drying sewage
Publisher: Great Seal Patent Office
Published: 1873
Place of publication: London
Language: eng
Subjects: Sewage; Sewage disposal plants; Sewerage
Notes: Cover title.

At head of title: A.D. 1872, 10th October. No. 2991.

"William Astrop, of 27, Oriel Road, Homerton, in the county of Middlesex, paper maker."