WWI Submarine Voicepipe Head-Set
The most common use for voice pipes was in intra-ship communications. The principle was also used in affluent homes and offices of the 19th century, as well as expensive automobiles, military aircraft, and even locomotives. For most purposes, the device was outmoded by the telephone and its widespread adoption. When we acquired this device it was said to be Submarine but could have been used in many locations. The base of the flexible brass tube has a locking device and can be moved to different locations and reconnected.... 59" x 10"