Specification of William Benson
Subtitle: furnaces
Publisher: Great Seal Patent Office
Published: 1861
Place of publication: London
Language: eng
Subjects: Smoke prevention; Furnaces
Notes: Cover title.

At head of title: A.D. 1861, 18th April. No. 960.

"William Benson, of Allerwash House, Hexham, in the county of Northumberland, colliery owner".