Specification of Joshua John Lloyd Margary
Subtitle: preserving animal and vegetable substances
Publisher: Great Seal Patent Office
Published: 1858
Place of publication: London
Language: eng
Subjects: Food Preservation
Description: Addendum to a letters patent stating that only "certain" animal and vegetable substances may be preserved by the process.
Notes: At head of title: A.D. 1837. No. 7511.

"Joshua John Lloyd Margary, of Wellington Road, St.John's Wood, in the County of Middlesex."