Knocker-upper job to wake people up. This was a real job during the Industrial Revolution. Obviously, alarm clocks certainly existed at that time, but I guess they were prohibitively expensive.
https://diqn32j8nouaz.cloudfront.net/knocker_up.jpg
More:
https://en.wikipedia.org/wiki/Knocker-up
https://vimeo.com/showcase/3066233/video/108109027
Previously:
https://www.homemadetools.net/forum/...936#post133723
https://www.homemadetools.net/forum/...128#post130266
