City of Beaverton: Historic Photos

Photo identified as Yates "Stiper" geodetic airplane.

Photo identified as Yates' "Stiper" geodetic airplane.

Photo identified as Yates' "Stiper" geodetic airplane.
This airplane was built using a modified Chevrolet engine called the Martin 333 for Elmer Stipe, the first Chevy dealer in the Beaverton area.