Polygraphiae
Polygraphiae by Johannes Trithemius 1518
The first printed book on cryptography
(This volume on loan frm Dr. David Kahn)
en.wikipedia.org/wiki/Johannes_Trithemius
i09_0214 140
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Uploaded on March 1, 2009
Taken on February 13, 2009
Polygraphiae
Polygraphiae by Johannes Trithemius 1518
The first printed book on cryptography
(This volume on loan frm Dr. David Kahn)
en.wikipedia.org/wiki/Johannes_Trithemius
i09_0214 140
1,652
views
1
fave
0
comments
Uploaded on March 1, 2009
Taken on February 13, 2009