TV on the Front.

The TV phone was first described in the popular press in 1950. The U.S. Army saw a need for a voice communicator that could cover long distances and include the capability of sending pictures at the same time. For example, an infantry commander near the front lines might want to call headquarters and point on a map to show where enemy positions were located to request artillery assistance. Such a capability would require the ability to link a telephone and a television video screen. Producing a live television show required lots of fancy gadgetry that was not applicable for field use. Moreover, the telephone lines used by the military could be secured, but live television broadcasts could not. Thus, a telephone TV was superior to a field TV transmitter.

A Soundproof Booth.

The army solved this...