THE GREAT MULLARD MAGIC BLOG — autoannunciator

Don't you just love this picture from 1952 that shows an electric eye sensor connected to a burglar alarm.  There are so many things that are quaint about this picture, not least the clunky alarm system sensor. I don't know which is my favourite bit - the yellow wallpaper - perhaps the house owner worked at Roberts Radio!!!!!! Or is it the fact that de rigueur 50's house breaking apparel included a trilby hat and a horsehide A2 flying jacket and was that jacket stolen from an American fighter pilot in a prior home raid? Still this technology was a...