Specification of John Jekyll
Subtitle: vapour baths
Publisher: Great Seal Patent Office
Published: 1857
Place of publication: London
Language: eng
Subjects: Vapor baths; Steam; Sulfur; Therapeutic use
Notes: Cover title.

At head of title: A.D. 1822. No. 4725.

"John Jekyll, of Noundhill House, in the parish of Wincanton, in the county of Somerset, captain in the Royal Navy."