"Eagle County Road overseer Ammi Hoyt and maintainer on Sheephorn Creek in 1961. Ammi had never expected to be in the movies, but on this day a motion picture company was photographing the snow plowing operation." -- McCoy Memoirs p.200 Pettibone Mulliken is a manufacturer of heavy equipment from 1880 to recent times. [Title supplied from catalog prepared by the Eagle County Historical Society.]