YYYY/MM/DD

1999/08/02 - Initial release of Web page.  (Inspired after a visit to the National Cryptologic Museum)
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2021/02/04 - Added International Conference on Cryptologic History
2021/06//07 - Added CJ-11 Electra
2021/09/01 - Added Sapphire and PVP6 devices. Added more photos to HX-63
2021/12/13 - -Added Enigma Machine Animation  and KG-24
2022/01/18 - Created separate document foe the SG-41Z Machine

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