1939 Lambert & Butler Interesting Sidelights on the Work of the G.P.O.
Total Cards: 50
Size: 1 7/16" x 2 5/8"
Rating: TBA
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Set Links
- Overview
- Checklist
- Errors / Variations
- Rookies
- Inserts and Related Sets
- Comments
- Packaging
- Pricing
- Sell Sheets / Ads
- Trivia
- Videos
- Forum
- External Links
- Change Log
- Contributors
- Glossary
- Gallery
- Card Rankings
- Collection Summary
Set Links
Overview | Checklist | Errors / Variations | Rookies | Inserts and Related Sets | Comments | Packaging | Pricing | Sell Sheets / Ads | Trivia | Videos | Forum | External Links | Change Log | Contributors | Glossary | Gallery | Card Rankings | Collection Summary
1939 Lambert & Butler Interesting Sidelights on the Work of the G.P.O.
Tweet1 - Salary Sheets Prepared by Machine |
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2 - The Speaking Clock |
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3 - International Telephone Exchange, London |
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4 - Trunk Calls: Check on Coins Inserted |
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5 - Automatic Exchange: The Selector |
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6 - Automatic Exchange: Intermediate Distribution Frame |
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7 - Automatic Exchange: Engineer Testing Dialling Speed |
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8 - Radio Telephone: Wick Coast Station Receiving Set |
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9 - Radio Telephone: Land's End Station Transmitter |
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10 - Radio Telephone: Control Room, Faraday Building |
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