Specification of Benjamin Tweedy
Subtitle: apparatus for consuming smoke in furnaces
Publisher: Great Seal Patent Office
Published: 1860
Place of publication: London
Language: eng
Subjects: Smoke prevention; Furnaces; Locomotives
Notes: Cover title.

At head of title: A.D. 1859, 5th August. No. 1802.

"Benjamin Tweedy, at present residing in Utrecht... engineer".