Photograph of three horses wearing bridles.The horses’ reins are being held by one or more unidentified people outside the frame. The number 2 is written on the negative and is visible in the lower left corner of the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a man standing between two horses and holding each horse by its halter. The number 7 is written on the negative and is faintly visible in the lower left corner of the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph, taken from the side, of a horse wearing a halter and lead rope. The text “Humdinger” and the number 8 are written on the negative and are visible in the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of a horse wearing a halter and lead rope. The rope is being held by an unidentified person outside the frame. The text “Golden Stirrup” and the number 12 are written on the negative and are visible in the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of a horse wearing a bridle. The horse’s reins are being held by an unidentified person outside the frame. The text “Niel” and the number 5 are written on the negative and are visible in the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified woman standing next to a horse with one arm on the horse’s back. The text “Winchester” and the number 1 are written on the negative and are visible in the image; Winchester may be the name of the horse. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph, taken from the side, of a horse wearing a bridle. The text “Modernistic” and the number 3 are written on the negative and are visible in the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a horse wearing a bridle. The text “The Niece” and the number 4 are written on the negative and are visible in the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a horse wearing a bridle. The text “Alta Loma” and the number 6 are written on the negative and are faintly visible in the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph, taken from the side, of a horse being held on a lead rope by an unidentified person outside the frame. The text “Panamint” and the number 9 are written on the negative and are visible on the right side of the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph, taken from the side, of a horse wearing a halter and lead rope. The text “Triumphant” and the number 10 are written on the negative and are visible on the left side of the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of an unidentified woman hanging upside down from the side of a running horse. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. The photograph may be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0776, 374N0777, 374N0780, 374N0781, 374N0782, 374N0783, and 374N0784.

Photograph of an unidentified woman performing a stunt on a running horse. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. The photograph may be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0776, 374N0777, 374N0780, 374N0781, 374N0782, 374N0783, and 374N0785. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of four unidentified people, possibly trick riders, on horseback next to the gates at the Multnomah County Fairgrounds in Gresham, Oregon. All four riders are doffing their hats. The number 2 is written on the negative and is visible in the lower left corner of the image. The photograph may have been taken during the county fair. The photograph may be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0776, 374N0777, 374N0780, 374N0781, 374N0782, 374N0784, and 374N0785.

Photograph of an unidentified young man lying on the ground, spinning a lasso with one hand and propping up his head with the other. He is probably on the racetrack at the Multnomah County Fairgrounds in Gresham, Oregon, possibly during the county fair. The number 2 is written on the negative and is visible in the lower left corner of the image. May be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0776, 374N0777, 374N0780, 374N0781, 374N0783, 374N0784, and 374N0785.

Photograph of an unidentified man hanging from the back of a running horse. The number 2 is written on the negative and is visible in the lower left corner of the image. The photograph may have been taken at a fair. May be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0776, 374N0777, 374N0780, 374N0782, 374N0783, 374N0784, and 374N0785. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of an unidentified person upside down, with feet in the air, on the back of a running horse. The number 2 is written on the negative and is visible in the lower left corner of the image. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. May be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0776, 374N0777, 374N0781, 374N0782, 374N0783, 374N0784, and 374N0785. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of an unidentified man riding a bronco as spectators watch in the background. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon.

Photograph of an unidentified man falling to the ground from the back of a bucking horse. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon.

Photograph of an unidentified man on a horse. He is holding his cowboy hat in the air with one hand. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. May be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0776, 374N0780, 374N0781, 374N0782, 374N0783, 374N0784, and 374N0785.

Photograph of an unidentified man on a horse. The man is wearing a cowboy hat. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. The photograph may be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0774, 374N0777, 374N0780, 374N0781, 374N0782, 374N0783, 374N0784, and 374N0785.

Photograph of an unidentified man on the back of a bucking bull. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. Image note: Light leak on negative.

Photograph of four unidentified people, possibly trick riders, on horseback next to the gates at the Multnomah County Fairgrounds in Gresham, Oregon. The photograph may have been taken during the county fair. This photograph may be related to image Nos. 374N0770, 374N0771, 374N0773, 374N0776, 374N0777, 374N0780, 374N0781, 374N0782, 374N0783, 374N0784, and 374N0785.

Photograph of an unidentified man standing on a horse’s back as he spins a lasso around the horse with one hand and doffshis cowboy hat with the other. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. The photograph may be related to image Nos. 374N0770, 374N0771, 374N0774, 374N0776, 374N0777, 374N0780, 374N0781, 374N0782, 374N0783, 374N0784, and 374N0785.

Photograph of four unidentified men on horses running down a dirt track, probably the racetrack at the Multnomah County Fairgrounds in Gresham, Oregon. Each man is holding a lasso. The number 21 is written on the negative and is visible in the upper right corner of the image. The photograph may have been taken during the county fair.

Photograph of an unidentified woman posing with a horse. She is holding the horse’s bridle with one hand and has her other arm wrapped around the horse’s neck. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. May be related to image Nos. 374N0770, 3740N773, 374N0774, 374N0776, 374N0777 374N0780, 374N0781, 374N0782, 374N0783, 374N0784, and 374N0785. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of an unidentified man standing on or jumping from the back of a horse as he tosses a lasso toward the photographer. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon. The photograph may be related to image Nos. 374N0771, 374N0773, 374N0774, 374N0776, 374N0777, 374N0780, 374N0781, 374N0782, 374N0783, 374N0784, and 374N0785.

Photograph of an unidentified woman standing in front of a horse holding a pose. The woman is holding the horse’s lead rope. They are standing outside the door of a building. The number 22 is written on the negative and is visible in the upper right corner of the image. The photograph may have been taken at the Multnomah County Fair in Gresham, Oregon.