Specification of Sidney William
Subtitle: manufacture of sulphates
Publisher: Great Seal Patent Office
Published: 1872
Place of publication: London
Language: eng
Subjects: Sulfates
Notes: Cover title.

At head of title: A.D. 1872, 25th April. No. 1243.

"Sidney William Rich, of Chenies Street, in the county of Middlesex, analytical chemist."