Now Playing: 1907 Avery steam traction engine Running a Thresher
Description: 1907 Avery 22 hp "Contractors Special" This "Contractors Special" Avery steam traction engine was built in 1907. It is a 22 horsepower, 2 cylinder undermounted engine. It is owned by descendants of Jerome DeBacker. This engine was used around Mead, Co. until 1915 when it was purchased by Jerome DeBacker for use in threshing and plowing in the Boulder area. It was in considerable disrepair when purchased. Jerome completed many mechanical rep...