Galton's whistle for testing hearing, nickel plated brass, by Edelmann Munich, 1890-1915
Details
- Category:
- Clinical Diagnosis
- Object Number:
- 1981-1425
- Materials:
- frame, brass (nickel plated) and scale, plastic, celluloid ?
- type:
- audiometer
- credit:
- Kindly donated by Peter McKelvie
