Specification of Henry Benjamin and Henry Grafton
Subtitle: preserving animal and vegetable matters
Contributors: Grafton, Henry
Publisher: Great Seal Patent Office
Published: 1856
Place of publication: London
Language: eng
Subjects: Fish as food; Frozen foods; Salt; Food Preservation
Notes: Cover title.

At head of title: A.D. 1842. No. 9240.

"Henry Benjamin, of Saint Mary at Hill, in the city of London, fish factor and Henry Grafton, of Chancery Lane, in the county of Middlesex, philosophical instrument maker and machinist."