Cowboys compete in a roman style horse race at the Roundup in Pendleton, Oregon. Three cowboys, each rider standing on two horses, race around a dirt track. Spectators are in grandstands around the perimeter of the track. Objects in the background include teepees, American flags on flag poles,and a banner that reads, "The Round-Up". The man winning the race is identified as Ben Corbett.
A group of seven men pose in the rodeo arena at the Pendleton Roundup. All seven men wear hats. Five are dressed in long-sleeved shirts. Two are wearing suits with ties. A man standing towards the back of the group spins a rope around himself and two other men who are kneeling next to him. The four men in the foreground appear to be playing a game with coins. In the background a grandstand with spectators is visible.
A man with a camera on a tripod flees a cowboy riding a bucking horse in a rodeo arena at the Pendleton Roundup. The man on the horse is identified as Bud Ogilvy. A piece of paper that reads "79" is attached to the back of his long-sleeved shirt. As he rides, his right hand is raised holding his cowboy hat. He wears wooly chaps and cowboy boots with metal spurs.
A man identified as Dan Clarke stands in a rodeo arena with his hands raised and a hog-tied steer at his feet. He is dressed in a cowboy hat, long-sleeved shirt, scarf, striped wool pants, belt, gloves, and cowboy boots. A rope hangs from his pants pocket. In the background is a saddled horse, and spectators are in grandstands.
Lucille Mullhall posing with a horse at the Roundup. She is dressed in a dark cowboy hat, long-sleeved striped turtleneck shirt, and pleated skirt. She wears a bracelet. Attached to her turtleneck is a bow and small round buttons. Her right arm is draped over the horse which is fitted with a saddle, bridle, and reins. Visible in the background are out of focus horses and a lookout tower with megaphone.
A man identified as Jim Massey bulldogs a steer at the Round Up. Jim has his hands raised in the air and his legs wrapped around the neck of a steer; he is biting its lip. He wears a thermal long-sleeved shirt, pants, and boots. A wooden fence with an attached gate is seen in the background.