A cowboy rides a bucking bronco at the Pendleton Round-Up in Pendleton, Oregon. The horse is airborne. Crowds watch from the stands in the background. Writing on the right side of the negative reads, "Widow maker, Bill Watts" (negative 1 of 11).

Actor and cowboy Hoot Gibson rides in a buggy around the arena of the Pendleton Round-Up in Pendleton, Oregon. He holds the reins to the horse that pulls the buggy. Crowds watch from the stands in the background. Writing across the top of the negative reads, "Hoot Gibson." Gibson won the title of first all-around cowboy at the 1912 Pendleton Round-Up. This photograph was published in the Oregon Journal on September 11, 1958 (negative 4 of 11).

A young woman rides on a white horse in the Pendleton Round-Up parade in Pendleton, Oregon. She holds a flag on which the only legible word is "Joseph." She wears cowboy clothing and a cowboy hat. Behind her, the sidewalk is filled with spectators watching the parade (negative 8 of 8).

Oregon governor Paul Patterson speaking from a raised grandstand during the dedication of the Umatilla Bridge. Chief Clarence Burke, George Spino and other members of the Confederated Tribes of Umatilla Indian Reservation are seated in front of the grandstand facing the audience. The stand is decorated in flags and bunting. The state flags for Washington and Oregon are displayed on the back wall with an American flag hung in the middle. (negative 3 of 9).

Chief Clarence Burke from the Confederated Tribes of Umatilla Indian Reservation stands with three unidentified men in suits. Burk is wearing beaded leather clothing and a headdress and is holding a drum. The photograph was taken during the dedication ceremony for the Umatilla Bridge (negative 5 of 9).

Chief Clarence Burke (far left), George Spino, and other members of the Confederated Tribes of Umatilla Indian Reservation during the dedication ceremony for the Umatilla Bridge (negative 6 of 9).

Automobiles loaded onto the Umatilla Ferry docked on the bank of the Columbia River at the base of the Umatilla Bridge. The photograph was taken April 15, 1955 during the dedication for the new bridge across the Columbia River. (negative 8 of 9).

A man sits on the back of a bucking bull in a field at the Pendleton Round-up. A crowd watches from the stand in the background (negative 3 of 13).

Gladys So-happy of Yakima, WA, winner of beauty contest at Pendleton Round-up being presented with blanket by Mrs. Richard M. Ott of Boston (negative 4 of 11).

A Native American boy races his horse in the arena at the Pendleton Round-Up in Pendleton, Oregon. Two other racers are visible riding behind him. Crowds watch from the stands on the left. Writing across the top of the negative reads, "Indian race" (negative 6 of 10).

Two rodeo hands ride their horses among a herd of steers at the Pendleton Round-Up in Pendleton, Oregon. They prepare for bull-dogging events by separating the steers. In the background, the tipis of the Indian Village are visible. Writing on the right side of the negative reads, "9/11/58." This photograph was published in the Oregon Journal on September 11, 1958 (negative 6 of 10).

A girl marches in the Pendleton Round-Up parade in Pendleton, Oregon. She spins a lasso over her head and it spins around her body. She has a whistle in her mouth. The sidewalks on both sides of the parade are filled with spectators and flags hang above the street (negative 1 of 8).

A long line of Native American horseback riders ride in the Pendleton Round-Up parade in Pendleton, Oregon. They wear traditional clothing. At the head of the line, a young woman on a white horse looks at the camera. The sidewalks on both sides of the parade are filled with spectators and flags hang above the street. Several Pendleton businesses are visible in the background, including Fontaine's Cafe, Sears, and the Oregon Cafe (negative 4 of 8).

A man driving a tractor tilling the track in front of stables and the main stand at the Pendleton Round-up (negative 4 of 10).

A woman holds a dog next to a car while a child tries to put a costume on it (negative 2 of 2).

A man walks next to an ox pulling a carriage with children on it in a parade through Pendleton, OR. A small boy walks on the right side of the frame, riders on horses are on the left side of the frame (negative 2 of 12).

A girl riding a miniature pony waves to a crowd along a parade through Pendleton. A man dresses as a clown rights a pony to her left (negative 4 of 12).

Chief Clarence Burke, of the Confederated Tribes of the Cayuse, Umatilla and Walla Walla, fastening a headdress on the head of Lee Drake at the Pendleton Round-up (negative 3 of 11).

A young Native American woman races her horse in the arena at the Pendleton Round-Up in Pendleton, Oregon. Another racer is right behind her. A third racer trails the pair in the background. Crowds watch from the stands on the left. Handwriting across the top of the negative reads, "Squaw race" (negative 7 of 10).

Cowboy Casey Tibbs smiles at the Pendleton Round-Up in Pendleton, Oregon. He wears a cowboy hat and large belt buckle and looks to the left of the camera. A young cowboy seated behind him in the background smiles at the camera. Writing across the top of the negative reads, "Casey Tibbs." This photograph was published in the Oregon Journal on September 12, 1958 (negative 6 of 12).

Chief Clarence Burke and other members of the Confederated Tribes of Umatilla Indian Reservation seated in the back of a pick-up truck that is part of a line of automobiles crossing the newly opened Umatilla Bridge. Crowds of onlookers stand on either side of the road and several pedestrians are crossing the bridge on foot alongside the vehicles (negative 2 of 11).

Marching bands in formation in front of a bandstand at the Oregon end of the Umatilla Bridge during the dedication ceremony for the bridge on April 15, 1955 (negative 3 of 11).

A woman sits on a crate next to tipis in a line n a field. A car is parked nearby (negative 1 of 10).

Two men and firefighting vehicles and equipment. One is standing leaning against a truck, while the other sits on the tailgate. Pumps and hoses are visible in the back of the truck (negative 5 of 7).

Women riders race around the track at the Pendleton Round-up (negative 10 of 13).

A group of people in costume ride on a U.S. Mail carriage in a parade through Pendleton (negative 10 of 12).

A little boy wearing a cowboy hat holds a horse by the reigns at the Pendleton Round-Up. He looks at the horse and smiles. Writing across the top of the negative reads, "Monte Freel, trick rider." (negative 2 of 11).

A cowboy rides a bull at the Pendleton Round-Up in Pendleton, Oregon. On the right, a rodeo clown taunts the bull. Crowds watch from the stands in the background. Writing across the top of the negative reads, "Bob Sheppard" (negative 3 of 11).