Specification of Frederick Jacobsen
Subtitle: treating sewage
Publisher: Great Seal Patent Office
Published: 1873
Place of publication: London
Language: eng
Subjects: Sewage; Filters and filtration; Sulfuric acid; Manures
Notes: Cover title.

At head of title: A.D. 1873, 23rd January. No. 266.

"Frederick Jacobsen, of Redfern House, in the county of Edinburgh."