-
Mechanical Time Switch...
-
Telegraph with Extensive Accessories, 1900 on...
-
Swiss Telegraph by Peyer & Favarger, c. 1895...
-
Czech Telegraph, c. 1890...
-
2 Wireless Telegraphy Models...
-
Morse Telegraph for Schools, c. 1910...
-
Electromagnetic Needle Telegraph, c. 1900...
-
2 Cooke Wheatstone Single-Needle Telegraphs, ...
-
Italian Army Field Telegraph, c. 1880...
-
German Telegraph System by Lorenz, c. 1890...
-
3 Telegraphy Demonstration Models, c. 1910...
-
Swedish Transceiver, c. 1923...
-
Russian Tank Transceiver 10 RT, c. 1955...
-
Military US BC-191-N Transmitter, c. 1944...
-
Hagelin C-446-A Cipher Machine, 1944...
-
USSR "Fialka M-125-3MP2" Cipher Machine, 1965...
-
Hagelin C-446A "MX-3003" Cipher Machine, c. 1...
-
Nema T-D Cipher Machine, 1946...
-
Hagelin Crypto CD-57 RT Cipher Machine, 1957...
-
Rare American 6-Rotor Cryptographic Machine ...
