1942
BBC Test Chart No 57
BBC Test Chart No 57
BBC Test Chart No 57, grey scale reflectance chart for colour television cameras
- Type Other
- Decade
- Category Snellings' Ephemera
- Brand
![BBC Test Chart No 57](https://www.snellingsmuseum.co.uk/app/uploads/2019/10/BLOSM-971-20181-1-768x513.jpg)
![Discover more artefacts](https://www.snellingsmuseum.co.uk/app/themes/marconi/assets/images/discover-more-artefacts.png|https://www.snellingsmuseum.co.uk/app/themes/marconi/assets/images/discover-more-artefacts@2x.png)
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Snellings' Ephemera
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1960s