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From an article in American Scientist:
On Christmas Day, 1801, Thomas Jefferson received a letter from University of Pennsylvania mathematician Robert Patterson. The last page of that letter employed a cipher described in earlier pages, but Patterson did not include the key.
| Email: Office: Mail: |
first two letters of first name + last name + @vcu.edu Oliver 2061 PO Box 843083 1001 West Main Street Richmond, VA 23284 |
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