![Keystone Oval Logo](http://www.collectingkeystone.com/wp-content/uploads/2014/03/Keystone-Oval-Logo-150x150.jpg)
This logo is earlier starting in the 1920’s. The oval logo was used on toy cradles, bowling alleys and many of the toy forts. The logo is usually found in a prominent spot like the bed of the cradle or the floor of a fort.
The History of Keystone Manufacturing Company From 1919 to 1967