Relay by ATM, 1915

Made:
1915
20. Relay by ATM, 1915

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20. Relay by ATM, 1915
Science Museum Group
© The Board of Trustees of the Science Museum

20. Relay by ATM, 1915

Details

Category:
Telecommunications
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
1981-565
type:
relay
credit:
On loan from the Wellcome Trust