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Specification of Frederick Tolhausen : surgical injecting apparatus.
- Tolhausen, Frederick.
Public Domain Mark
About this work
London : Great Seal Patent Office, 1862 (London : George E. Eyre and William Spottiswoode)
7 pages, 1 folded leaf of plates : illustrations ; 28 cm
At head of title: A.D. 1862, 12th June. No. 1748.
"Frederick Tolhausen, civil engineer, of the Strand, in the County of Middlesex, surgical instrument maker."