Boston Planchettes begin to be mass-produced by G.W. Contrel.
1865
(ca.) Contrel sells them from his stationery store on Cornhill. The three-wheeled gadgets are designed to fill a blank piece of paper with messages from the dead.
Sources
- Walsh, Ryan
(ca.) Contrel sells them from his stationery store on Cornhill. The three-wheeled gadgets are designed to fill a blank piece of paper with messages from the dead.