Colorado & Southern Railway ticket stub – Round trip ticket for First Class passage (Going coupon) from Denver to Niwot, and (Return coupon) return from Niwot to Denver, Colorado. Date stamped on back April 3, 1907, and punched April 13, 1907. Ticket B715, First Class Passenger. Purple in color. On reverse is penciled: Mrs. W. S. Aughe, 1311 25th, City.