A THREE-ROTOR ENIGMA CIPHER MACHINE
Konski & Krueger; circa 1931
number A1024, with complete electrical wiring, three aluminum rotors with matching serial number, stamped I-III, raised 'QWERTZ' keyboard with crackle black painted metal case, plugboard in the front with five patch leads, in wooden carrying case with spare bulbs and two patch leads with green night-time filter – with telegraph key and two facsimile user manuals .
13¼ x 11 x 6in. (34 x 28 x 15cm.)
Literaturewww.cryptomuseum.com/crypto/enigma/m3/index.htm