Switchboard PMBX 2+6 lind; PMBX 2/2A

Switchboard PMBX 2+6 lind; PMBX 2/2A

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Switchboard PMBX 2+6 lind; PMBX 2/2A
Science Museum Group
© The Board of Trustees of the Science Museum

Switchboard PMBX 2+6 lind; PMBX 2/2A

Details

Category:
Telecommunications
Object Number:
1971-399
type:
switchboard
credit:
BT Museum; General Post Office