Specification of Walter Baker
Subtitle: medicinal preparation
Publisher: Great Seal Patent Office; George E. Eyre and William Spottiswoode)
Published: 1856
Place of publication: London
Language: eng
Subjects: Shells; Mother-of-pearl
Notes: At head of title: A.D. 1748. No. 633.

"Walter Baker, of Helmet Court, in the Strand, in the county of Middlesex, chymist".

"New chymical preparation and medicine which he hath stiled Schwanberg's Liquid Shell".