The Tree Wireless — 1919

Using living trees as antennas was an important element of inventor Maj.-Gen George O. Squier’s system of telephony, which was developed for use during WWI as a way to intercept enemy messages which had been electrically transmitted, as well as to receive and transmit messages from just anywhere with a living tree nearby. More about Squier’s odd-sounding “tree wireless” inside.

The Mosquito Bar

Mosquito bars were serious business in the days before wire screens covered windows and doors. If you expected to get an insect-bite-free night’s sleep without having to rub yourself with kerosene, a mosquito bar was essential. See a variety of them as depicted in fine art, popular art, and photography.