Plug-In Timer Switch
![plug-in-timer-switch plug in timer switch](https://www.innovation-creativity.com/wp-content/uploads/2020/05/plug-in-timer-switch.jpg)
A plug-in timer switch for sleepy heads. Wind it up and then plug your radio or television into it, and the set would go off after the pre-set interval.
By N.Robinson, Northbridge, Australia
December 1962
These days, on Amazon you can purchase a programmable timer switch! (affiliate link)