Numerous shots at a farm museum of steam traction engines being displayed, parading past the camera, various shots of moving parts, funnels belching smoke. Shots of large, ungainly harvester moving past camera. Sequence on threshing exhibition with various MCUs of chaff pile, spouts, pulleys, large belt connecting engine with thresher, men operating machines. Several MCUs of moving parts, valves emitting jets of steam. Sequence on men in western hats standing, chatting, looking.