Case for tuning forks
Case marked '20 tuning forks copied from those of H. Scheibler'. Part of Ellis's tuning fork tonometer.
Ellis's tuning fork Tonometer
- Made:
- 1880
- maker:
- Alexander John Ellis
Ellis's tuning fork tonometer; nine cases containing 105 tuning forks giving pitch from 216 to 586.12 vibrations per second, with six holders for forks; hammers & pad to set forks vibrating.
Details
Parts
Tuning forks
Case containing 13 tuning forks, part of Ellis's tuning fork tonometer.
Tuning forks
Case containing 11 tuning forks, part of Ellis's tuning fork tonometer.
Tuning forks
Case containing 12 tuning forks, part of Ellis's tuning fork tonometer.
Tuning forks
Case containing 14 tuning forks, part of Ellis's tuning fork tonometer.
Tuning forks
Case containing two tuning forks, part of Ellis's tuning fork tonometer.
Tuning forks
Case containing 11 tuning forks, part of Ellis's tuning fork tonometer.
Tuning forks
Case containing 11 tuning forks, part of Ellis's tuning fork tonometer.
Tuning forks
Case containing 10 tuning forks, part of Ellis's tuning fork tonometer.
Components associated with Ellis's tuning fork tonometer
Four cone shaped objects, associated with Ellis's tuning fork tonometer, possibly holders for tuning forks.
Component associated with Ellis's tuning fork tonometer
Component associated with Ellis's tuning fork tonometer, consisting of a rod with a green fabric-covered pad on one end.
Component associated with Ellis's tuning fork tonometer
Component associated with Ellis's tuning fork tonometer, consisting of a wooden block covered in fabric on either end.
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