A threshing crew works at the Grundel farm in Gypsum. Fred Grundel and his brother, August, owned a ranch in Gypsum. Fred Grundel served as the Mayor of Gypsum from 1926 until his death on December 3, 1927. From left to right: ?, Miss Anderson, Mr. Cowden, Mr. Ulin (back), Minnie Lundgren, Martha Engstrom (Minnie's neice), Fred Grundel, ?.