New inventions of the Post Office Research Department: letter sorting machine and speech synthesiser.
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Short Summary
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Description
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Data
- Film ID:
- 55.04
- Media URN:
- 2044
- Group:
- Colour pictorials
- Archive:
- British Pathé
- Issue Date:
- 01/10/1956
- Sound:
- Sound
- HD Format:
- Available on request
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