Citations
E217 British Telecom video disc system. interim report, 1985, GBR/3296/Maps/CCSA.OS_152_36, OS_152_36. Cambridge University Library. |
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E217 British Telecom video disc system. interim report, 1985, GBR/3296/Maps/CCSA.OS_152_36, OS_152_36. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243323 Accessed April 29, 2025. |