Specification of Denzil Thomson
Subtitle: apparatus for making pills
Publisher: Great Seal Patent Office; George E. Eyre and William Spottiswoode)
Published: 1875
Place of publication: London
Language: eng
Subjects: Instrumentation; Drug Compounding
Notes: Cover title.

At head of title: A.D. 1874, 10th March. No. 3107.

"Denzil Thomson, of Haverstock Hill, in the county of Middlesex".