Crystal calibrator no.10, Serial no. 5904

Crystal calibrator no.10, Serial no. 5904

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Crystal calibrator no.10, Serial no. 5904
Science Museum Group
© The Board of Trustees of the Science Museum

Crystal calibrator no.10, Serial no. 5904

Details

Category:
Radio Communication
Object Number:
1989-464
type:
calibrator
credit:
Stanley, H.J.