Photograph of a bull on a lawn, possibly at the Multnomah County Fair in Gresham, Oregon.

Photograph of a man and bull standing on a wooden walkway. The man is holding the bull by a lead rope attached to the bull’s nose ring. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified young man posing with a bull. They are standing next to a building, and the man is holding the bull by a lead rope. The number 4 is written on the negative and is visible in the upper right corner of the image. The photograph was probably taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified man standing with a heifer on a wooden walkway. The man is holding the heifer by a lead rope. The photograph was probably taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified man leading a steer or bull out of a train car as several unidentified people watch. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified man standing in front of a bull and holding the animal by its halter. The man and bull are standing on a wooden walkway near a building. The photograph was probably taken at the annual Pacific International Livestock Exposition, possibly in 1928.

Photograph of an unidentified man posing with a heifer near a building. The number 9 is written on the negative and is visible in the upper right corner of the image. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of owner O. M. Plummer posing with a bull named Hercules Defender II at the Pacific International Livestock Exposition in Portland in November 1928. Another unidentified person is crouching behind the bull. The number 8 is written on the negative and is visible in the upper right corner of the image. O. M. Plummer was the general manager of the exposition, where he planned to show Hercules Defender II.

Photograph of a man standing with a young steer next to a building. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a bull standing near a building, likely at the annual Pacific International Livestock Exposition in Portland.

Photograph, taken from the side, of an unidentified man standing in front of a bull and holding it by a lead rope. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph, taken from the side, of a cow at the 1931 Pacific International Livestock Exposition in Portland. The cow is on a lead rope held by an unidentified person outside the frame. The text “Champ — Holstein Cow — 1931” is written on the negative and is visible on the left side of the photograph.

Photograph of a cow next to a building, probably at the annual Pacific International Livestock Exposition in Portland. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of cattle, possibly three steers, tethered together in a row outside a building. The text “Montana State” is handwritten on the negative and is visible on the left 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 steer wearing a halter and lead rope held by an unidentified person outside the frame. 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, taken from the side, of a steer wearing a halter and lead rope held by an unidentified person outside the frame. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph, taken from the side, of a bull standing on the wooden walkway next to a building. The bull’s lead rope is held by an unidentified person outside the frame. The photograph was likely taken at the Pacific International Livestock Exposition in Portland, possibly in 1932, when the exposition was held from October 15 to October 22.

Photograph of an unidentified young girl making a face as a calf pushes its nose into her jacket. The girl and calf are standing next to an animal pen. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. Also see image No. 374N0943.

Photograph of an unidentified boy standing next to a steer. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland. The steer may be the same animal pictured in image No. 374N948.

Photograph of an unidentified woman sitting on bales of straw and holding a calf against her legs. The calf is licking her fingers. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland. Image note: Black mark at lower left is due to negative damage.

Photograph, taken from the side, of a steer in an arena. An unidentified man is holding the steer’s lead rope, and two other unidentified men are standing next to the steer. In the background, a crowd is watching. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of an unidentified boy standing in a barn with heifer or steer. He may be tying a rope to the animal’s halter. The photograph may have been taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of a cow wearing a halter and lead rope held by an unidentified person standing behind the animal. They are standing on a wooden walkway next to a building. The photograph was probably taken at the annual Pacific International Livestock Exposition in Portland.

Photograph of cattle running down a ramp after being unloaded from a train car. The photograph was probably taken after the cattle’s arrival for the annual Pacific International Livestock Exposition in Portland.

Photograph of two unidentified young men posing with a steer or heifer. The man on the left is wearing a 4-H button. A building is visible in the background. The photograph was likely taken at the annual Pacific International Livestock Exposition in Portland. The men in this photograph may also be among those in image No. 374N1121.

Photograph of an unidentified woman posing with a steer that she is holding by a lead rope. The woman is wearing a 4-H button. The photograph was likely taken at the Pacific International Livestock Exposition in Portland. Also see image Nos. 374N1058, 374N1067, and 374N1068. Image note: Light leak on negative.

Photograph of an unidentified man and woman posing with a steer at the annual Pacific International Livestock Exposition in Portland. A building and parked vehicles are visible in the background. The woman is wearing a 4-H button. Also see image Nos. 374N1058, 374N1066, and 374N1068.

Photograph of three calves in a stall. Two of the calves are lying in the straw and the third calf is standing next to them. The photograph may have been taken at the Pacific International Livestock Exposition in Portland.