Polygraph or tonoscillograph by Boulitte, Paris, 1880-1930
Details
- Category:
- Clinical Diagnosis
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A600380
- Materials:
- instrument, chrome plated, instrument, black crackle finish, instrument, rubber, instrument, paper and case, wood, polished
- type:
- polygraphs
- credit:
- Bedford, E.D.
