The Fox harvester wagon had a conveyer belt system in the bottom allowing to mechanical transfer the grain to a long conveyer belt system to fill a silo. Note opening with a screw mechanism at the lower front of the wagon. Used at the farm through the 1950's and 60's
Protected by copyright: Uses other than research or private study require the permission of the rightsholder(s). Responsibility for obtaining permissions and for any use rests exclusively with the user.