|A forgotten profession: In the days before alarm clocks were widely affordable, people like Mary Smith of Brenton Street were employed to rouse sleeping people in the early hours of the morning. They were commonly known as ‘knocker-ups’ or ‘knocker-uppers’. Mrs. Smith was paid sixpence a week to shoot dried peas at market workers’ windows in Limehouse Fields, London. Photograph from Philip Davies’ Lost London: 1870-1945.|
Previously posted here.
300 yards is a fur piece to throw something, and anything solid enough to make the trip might be solid enough to break the window when it got there, and we don't want to do that.
It's beginning to sound like a ballistics problem for a firearm, but with the added constraint that the terminal velocity has to be rather low. Now I wonder if it could be even be done. Wondering led to Google which turned up:
|Laser Guided Peas|