Specification of Emile Guenin
Subtitle: employing mustard for curative purposes
Publisher: Great Seal Patent Office
Published: 1867
Place of publication: London
Language: eng
Subjects: Mustard
Notes: Cover title.

At head of title: A.D. 1867, 26th April. No. 1212.

"Emile Guenin, of Henrietta Street, Covent Garden, in the county of Middlesex".