File:DraisEncryptionKey1833.jpg

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DraisEncryptionKey1833.jpg (320 × 335 pixels, file size: 78 KB, MIME type: image/jpeg)

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Description Encryption key for securing documents by Karl Drais 1833
Date
Source letter dated 31.12.1833
Author Legendre (own scan)
Permission
(Reusing this file)		 public domain

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Public domain

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Date/TimeThumbnailDimensionsUserComment
current10:00, 16 August 2020Thumbnail for version as of 10:00, 16 August 2020320 × 335 (78 KB)Legendre (talk | contribs){{Information |description=Encryption key for securing documents by Karl Drais 1833 |date=2020 |source=letter dated 31.12.1833 |author=Legendre (own scan) |permission=public domain |other versions= }}

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