Photograph, taken from the side, of a draft horse wearing a halter and lead rope. The horse is standing on a wooden walkway near a building. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified woman standing between two horses and holding the horses’ reins. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of two horses standing in a field between two unidentified men. Each man is holding the lead rope of the horse closest to him. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a group of unidentified boys gathered next to an indoor pen with a horse inside. Two boys are sitting on the pen’s railing and petting the horse. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified woman and a horse standing in the doorway of a stall. The woman is holding the horse by its halter. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. The woman in this photograph is also pictured in image No. 1089.

Photograph of a horse wearing a halter and a lead rope held by an unidentified person outside the frame. A building is visible in the background. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland. Image note: Light leak on negative.

Photograph of an unidentified woman looking up at a horse that she is holding by the reins. A building is visible in the background. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a herd of horses in a grassy area next to a building, possibly after being unloaded at the site of the annual Pacific International Livestock Exposition in Portland.

Photograph of a horse in the doorway of a train car and an unidentified man on the train platform holding the horse’s lead rope. The photograph was likely taken as the horse was being unloaded after arriving for the annual Pacific International Livestock Exposition in Portland.

Photograph of two unidentified men outdoors with two draft horses. Buildings are visible in the background. Text that may be a name is written on the negative, but the handwriting is unclear; the first two letters are “Ra.” The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Group portrait of unidentified men gathered on a wooden ramp next to railroad tracks. One man is on horseback next to the ramp. Buildings are visible in the background. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. An “X” is written on the negative and is visible in the upper left corner of the image.

Photograph of eleven horses, each with an unidentified handler, standing in a row in a field. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. The man and horse on the far right are also pictured in image No. 374N1113.

Photograph, taken from the side, of an unidentified man facing a horse. The man has the horse’s lead rope in one hand and a stick in the other. The horse’s mane is decorated and its tail is gathered in a bun. Parked cars and buildings are visible in the background. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. Also see image Nos. 374N1169 and 374N1176.

Photograph of a horse, taken from the side. An unidentified person outside the frame is holding the horse’s lead rope. The text “Chiquita” is written on the negative and is visible on the right side of the image. Also written on the negative is a mark that appears to be the numbers 3 and 4; one of the numbers was written later, over the original number. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified man standing next to a horse and holding the horse’s lead rope. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. Also see image No. 374N1177.

Photograph of an unidentified man riding a horse as the horse clears a fence, probably on a show-jumping course. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. See related image Nos. 375A0007 and 375A0008.

Portrait of an unidentified woman sitting on the top rail of a wooden fence and holding the reins of a horse standing next to her. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a man standing with a horse and holding a prize ribbon at the 1938 Pacific International Livestock Exposition in Portland. A cropped version of this photograph was published on Page 1 of the Oregon Journal on Saturday, October 8, 1938, under the headline “Won $1000 Journal Stake.” The caption for the photograph was: “Sky Crown, handsome animal owned by B. C. Tremaine of Los Angeles, which won The Journal’s $1000 stake Friday night when judged best hunter. Hank Foley put the horse through its paces.” Also see image Nos. 374N1167 and 375A0010.

View of the Reflector Bar Ranger Station and horses in a corral.

An unidentified man leading a horse near Reflector Bar Ranger Station in Mount Rainier National Park.

An unidentified men and packhorses in the snow at Mount Rainier National Park. Note on envelope attributes image to Keating.

Two unidentified men beside a loaded packhorse in Mount Rainier National Park. Note on envelope attributes image to Keating.

Two horses stand on a dirt road in Portland. They wear blinders and have reigns around their necks. The road appears to be a residential street that passes several houses in the background.

A photograph of Ervin Flowers standing between two horses in front of a barn at the Flowers family farm near Mt. Scott in Southeast Portland. A handwritten note on the back of the photograph reads, "Ervin Flowers on Farm."

A photograph of a group of people standing in front of a tent on the Flowers family farm in the Lents neighborhood of Southeast Portland. A handwritten note on the back of the photograph reads, "Allen Elmer [sic.] Flowers Farm on north slope of Mt. Scott. about 1895. Across from Lincoln Park Cemetery."

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, "Horses, R-41, LW-41."

Photograph showing a wheat harvest underway in a field near Madras, Oregon. Farm workers pose on several machines used to cut and harvest wheat. The machine on the right is pulled by over a dozen horses. Handwritten label at the bottom of the print reads, "Harvesting wheat near Madras. Crook to Oregon. T.A. Taylor, A.D. Anderson, Combine Harvesters. Copyright O. Hedlund #1019."

Photograph showing a harvest underway in an agricultural field. Farm workers pose on horse-drawn wagons that sit next to stacks of crops. Horses power a header, left of center. Handwritten note on the back of the print reads, "Heading outfit of Joe Klocker, Goldendale, Wn."