Citations
'Colossus and the Ultra secret', 1954 - 2000, GBR/0272/AMT/X/1/Luebbert, AMT/X/1/Luebbert: Series GBR/0272/AMT/X. Archive Centre, King's College, Cambridge. |
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'Colossus and the Ultra secret', 1954 - 2000, GBR/0272/AMT/X/1/Luebbert, AMT/X/1/Luebbert: Series GBR/0272/AMT/X. Archive Centre, King's College, Cambridge. https://archivesearch.lib.cam.ac.uk/repositories/7/archival_objects/272729 Accessed April 10, 2025. |