Tuning fork for physiological time signalling

Tuning fork for physiological time signalling, c.1925

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Tuning fork for physiological time signalling, c.1925
Science Museum Group
© The Board of Trustees of the Science Museum

Tuning fork for physiological time signalling, c.1925

Details

Category:
Laboratory Medicine
Object Number:
1981-609
type:
tuning forks
credit:
St. Bartholomew's Hospital Medical College