From A to Z: Circa-1920 Idea Lawn Mower Co. engine
Company: Ideal Lawn Mower Co., Lansing, Mich.
Serial number: 7798
Flywheel diameter: 12-1/2 inches
Flywheel width: 2 inches
Additional info: Gas tank is in the base.
Gordon I. Woffenden
3 Newport Ave.
Newport, NH 03773