Photograph of soldiers from Lord Strathcona’s Horse, a Canadian cavalry regiment (now an armored unit). The soldiers are in a row on horseback and are carrying pennants. The photograph was probably taken at the 1938 Pacific International Livestock Exposition in Portland, where soldiers from the regiment performed drills.

Photograph of soldiers from Lord Strathcona’s Horse, a Canadian cavalry regiment (now an armored unit). The soldiers are on horseback and are carrying pennants. The photograph was probably taken at the 1938 Pacific International Livestock Exposition in Portland, where soldiers from the regiment performed drills.

Exterior view of the Silverton Lumber Company in Silverton, Oregon. A raised platform can be seen in front of a sawmill. On the platform are large planks of wood. Two men stand on the platform next to a horse that is pulling a cart piled with wood.

Photograph of a horse with a braided mane standing near a building at the 1938 Pacific International Livestock Exposition. A cropped version of this photograph, along with two others, was published on Page 1 of the Oregon Journal on Tuesday, October 4, 1938, under the headline “Here and There at the Livestock Exposition.” This photograph had the following caption information: “Senator Diplomat Brown, grand champion Percheron stallion, owned by Rolfe Stock farm, Grass Valley, Or.” The photographs accompanied a story with the headline, “Appearance of Governor at Show Stimulates Activities for Today.” The story noted that Senator Diplomat Brown was a 3-year-old horse owned by T. M. Rolfe.

A group of people and horses pulling a seine (a large fishing net) along the shore of the Columbia River. Beacon Rock is visible in the distance. Caption from negative sleeve reads, "Seining on Columbia, R-4, LW-4."

Horses and men pull a seine (a large fishing net) on the shore of the Columbia River. Beacon Rock is visible in the distance. Caption from negative sleeve reads, "Seining on Columbia, 1901 (Broken Glass Negative), S46, LW2-10B."

Photograph, taken from the front, showing members of the Royal Canadian Mounted Police on horseback. They are in a field in two rows, facing front, and each rider is carrying a pennant. The photograph was probably taken in October 1935 during the Pacific International Livestock Exposition in Portland, where the mounted police performed. See related image No. 375A0015.

Photograph, taken from the side, showing members of the Royal Canadian Mounted Police on horseback. They are in a field in two rows, facing right, and each rider is carrying a pennant. The photograph was probably taken in October 1935 during the Pacific International Livestock Exposition in Portland, where the mounted police performed. See related image No. 375A0014.

Full-length portrait of Rosalie Tashwick Kanine and three unidentified boys standing in a row with a horse, probably during the Pendleton Round-Up in Pendleton, Oregon. They are posing in front of a group of tipis. Kanine is wearing a fringed dress with beadwork and a beaded headband with a single feather at the back. The boys are wearing collared shirts; one is wearing trousers and the other two are wearing knickers. Cataloger’s note: Kanine and the probable context were identified by staff at the Tamástslikt Cultural Institute of the Confederated Tribes of the Umatilla Indian Reservation.

An unidentified man on horseback roping a calf. Seven unidentified men on foot attempt to wrestle the calf to the ground. Taken in the desert near P Ranch.

An unidentified man wrestling a roped calf to the ground while an unidentified man on horseback holds the rope. Taken in the desert near P Ranch.

Five unidentified men wrestling a roped calf to the ground while an unidentified man on horseback holds the rope. Taken in the desert near P Ranch.

An unidentified man on horseback roping a calf in the desert near P Ranch. Another unidentified man on horseback and more cattle are visible in the distance.

An unidentified man wrestling a roped calf to the ground while an unidentified man on horseback holds the rope. Taken in the desert near P Ranch.

An unidentified man on horseback roping a calf in the desert near P Ranch. Four unidentified men watching in the distance.

Two unidentified men on horseback roping a calf in the desert near P Ranch.

Four unidentified men wrestling a roped calf to the ground in the desert near P Ranch.

Four men, members of a road-building crew, stand with a pair of horses pulling a plow through a forested area in the Silverton Hills area of Silverton, Oregon. A foal stands next to two of the men.

Three men, members of a road-building crew, stand with a team of four horses pulling a plow. Two barns are visible in the background. Accompanying description reads, "Road building crew in Cordony Hill SE of Silverton towards Scotts Mill."

Members of a work crew grade a dirt road in the Silverton, Oregon area. Seven men stand near teams of horses pulling graders across the road.

Members of a work crew grade a dirt road in the Silverton, Oregon area. Three men pose with a team of four horses pulling a wagon.

Members of a work crew grade a dirt road in the Silverton area. Four men stand near teams of horses pulling graders across the road.

Men with teams of horses and mules work on a road-building crew in Silverton, Oregon.

Four men stand with two teams of horses that are pulling road-building equipment. They are building a road in the Silverton Hills area of Silverton.

Photograph showing pairs of male and female riders at the 1950 Western Horse Show in an open field area. Large electric lights can be seen over the field, in addition to automobiles, trailers, and empty bleachers.

Photograph showing people on horseback in a field area during the 1950 Western Horse Show. Automobiles and trailers can be seen in the background behind and next to the riders, as well as utility poles and electric lines.

Photograph showing women wearing western boots and shirts on horseback in a field area during the 1950 Western Horse Show. In the background are automobiles and trailers on the left side of the image. Also visible are large lights and electric lines.

Photograph showing riders on galloping horses at the 1950 Western Horse Show. The man at the front is carrying a United States flap on a pole, while the man behind carries another flag. In the background are other riders, automobiles, and horse trailers.