Polygraph, miniature, with accessories

Cased miniature polygraph with accessories, probably incomplete

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Cased miniature polygraph with accessories, probably incomplete
Science Museum Group
© The Board of Trustees of the Science Museum

Cased miniature polygraph with accessories, probably incomplete, 1900-1939, no maker marked

Details

Category:
Psychology, Psychiatry & Anthropometry
Object Number:
1996-277/64
type:
polygraph