PBS

Decoding Nazi Secrets

In Part I, you broke a simple cipher. Now try creating a more complex cipher. Cut out the NOVA Decoder Ring and NOVA Cipher Code Ring and the window marked INDEX. You are now going to put this simple ...
The New York Times

CIPHER CODES' PART IN CABLE MONOPOLY; Companies Encourage It to Head Off Universal Demand for Reduction. NO BENEFIT TO THE PUBLIC Only Certain Classes Have the Codes Available ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...
insider.si.edu

Two Hebern Electric Code Cipher Machine Rotors

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Edward Hebern of California designed ...
Salon

Zodiac’s cipher codebreaker speaks out: Killer was his own self-defeating “publicist”

Sam Blake, an Australian mathematician, first learned of the Zodiac Killer’s unsolved ciphers — a series of encrypted messages — from a documentary in the 1990s. His interest marginally increased in ...
The New York Times

USE OF THE CIPHER CODE.; Code Company Contends That It Is Essential to Secrecy.

TimesMachine is an exclusive benefit for home delivery and digital subscribers. Full text is unavailable for this digitized archive article. Subscribers may view the full text of this article in its ...
PBS

Decoding Nazi Secrets

In Part I, you broke a simple cipher. Now try creating a more complex cipher. Cut out the NOVA Decoder Ring and NOVA Cipher Code Ring and the window marked INDEX. You are now going to put this simple ...