This Brown Jr. Campus 140 twin CO2 motor includes a wooden propeller and CO2 tank. A US quarter provides scale reference in the photo. The engine came from the collection of Edward Swenton Sr. and is on loan courtesy of Edward Swenton Jr.

Exhibit added: May 9, 2014 - Last modified: April 5, 2023

Presented by The Joe Martin Foundation for Exceptional Craftsmanship