They were used in the middle ages to fling smallpox-infected corpses over castle walls.
Grandfather used his to launch model airplanes, although some of his colleagues suggested its utility for such things as flinging the neighbor’s cat back home:
Grandfather supposes model airplane launching is not nearly as useful in the contemporary world as corpse or cat slinging — but he says he’s at liberty to define “useful” for himself.
About the Author: RD Blakeslee is an octogenarian from West Virginia who built his net worth by only investing in that which can be enjoyed during acquisition and throughout life, as opposed to papers in a drawer, like stocks and bonds. You can read more about him here.
Original oil painting by: Grandfather’s wife; Photo Credits: Jube T. Cornpone