Set of thirteen blued steel tuning forks

Made:
1900-1980 in Sheffield
maker:
Ragg

Set of thirteen blued steel tuning forks, C' to C" scientific pitch (256 to 512Hz) by Ragg, Sheffield, England, in wooden case marked RTF

Details

Category:
Science Teaching
Object Number:
1983-1013
type:
tuning forks
credit:
Mary Datchelor Girls' School