Catalogue description records from BBC Research Department rel to transmitter field strength and transmitter...
This record is held by BBC Written Archives Centre
Reference: | Dep ID 3670 |
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Description: | records from BBC Research Department rel to transmitter field strength and transmitter site data |
Date: | 1940-49 |
Held by: | BBC Written Archives Centre, not available at The National Archives |
Other reference: | See Annual Return 2006 |
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