This 175 hp Otto engine is one of the largest single-cylinder gas engines in the world and one of only five built.
A reader new to the gas engine hobby needs help identifying his newest old engine.
A reader who acquired his grandfather's Jaeger cement mixer is seeking more information.
Watch video of a circa-1902 Goold, Shapely & Muir running at the 2015 Coolspring Power Museum Summer Expo.
A reader provides additional information on a lawn mower engine from a previous issue.
A reader provides information on a engine that was used for the Coldwell Lawnmower of the 1920s.
A reader seeks information on his 1 hp Empire engine.
A reader sends in photos of his Temple inverted pumping engine mentioned in a previous issue.