The earliest Enigma machines were commercial models dating from the early 1920s.

The reflector is a key feature of the Enigma machines.

It has been estimated that 100,000 Enigma machines were constructed.

And if you don't know what an Enigma machine is, you're going to find out.

Two Enigma machines are trying to read each other.

Then, she goes into the general's office to steal the Enigma machine.

This feature is comparable to the plug board on the Enigma machine.

He retrieved the Enigma machine and books as they looked out of place in the radio room.

Scherbius later went on to design and market the Enigma machine.

The most successful and widely used was the Enigma machine.