A photograph of the Pawnee Bill Mansion shortly after construction was complete.

A photograph of the Pawnee Bill Mansion and the fishpond shortly after construction was complete.

A photograph of the Pawnee Bill mansion shortly after construction was complete.

A photograph of May Lillie (right) and an unknown woman. They are both wearing Wild West show costumes. There are teepees and a stagecoach in the background. There is a message on the back of the postcard that says, "Oct. 2, 1910. I am still taking pictures do you believe this on was ??? Ind. Wm. Ebat. Michigan City, Indiana."

A photograph of Pawnee Bill and May in their buick car, parked in front of the carriage house.

A photograph of May Lillie (right), an unknown woman (center), and Pawnee Bill (left). They are posing on the cannon that was on the front lawn of the Pawnee Bill Mansion.

Photograph of Effie Barrera showing her riding a rearing horse. The horse is identified as "Pat" and belonged to her husband, Jose Barrera. This photo was taken in the middle of a Wild West Show arena in Chicago, Illinois.

Photograph of Effie Cole Barrera taken in 1913.

Photograph of Effie Cole Barrera taken in 1913.

Photograph of an infant Mary Barrera being held by her Aunt Bess John in front of a large house.

Photograph of bison at Corbin's Park in Newport, New Hampshire. The front has written "Best Regards from Corbin's Park; Ernest Putney, Newport, N.H." At the bottom is written "come up and see us."

A photograph of the Pawnee Bill mansion being constructed.

Photograph of Effie Barrera holding an infant Mary Barrera inside of a home. There is a handwritten note on the front that says "Robert, your mother when baby and your grandma."

A photograph of a crowd in front of a bank in Myton, Utah. There is a note on the back addressed to Lena Greene. The note says "Mylon, Apr 2 - Here we are at last, are just catching so far. I think I shall like it very much when I get settled but do miss the Ranch and Will and Blanche. If they were here, I would be happy. I will write a letter how and feeling preculture. Lovingly, Whiltis."

A photograph of the front of the Pawnee Bill mansion.

A photograph of Pawnee Bill, May Lillie, and an unknown woman posing on Pawnee Bill's cannon. May Lillie sits on the top of the wheel with her feet on the barrel, the woman sits on the axel, and Pawnee Bill leans on a wheel.

A photograph of Pawnee Bill and May sitting in their living room in their mansion.

A photograph of a group of workers bailing hay at Pawnee Bill's ranch. Two women stand and watch the men raising the large hay rake with horses.

A photograph of May Lillie feeding livestock in front of the ranch's mud lodge. She is posed next to a calf, holding a metal bucket. There are chickens, ducks, geese, and turkeys roaming the grounds.

A photograph taken of the ranch from the goldfish pond. It shows part of the windmill tower, the original split rail fence, and part of the observation tower.

A photograph of a group of five men working to make hay bales at Pawnee Bill's ranch.

A photograph of Buffalo Bill standing in front of a large oven. There are three men behind him. He is wearing a dark suit and cowboy hat.

A photograph of Buffalo Bill surveying an oil well site. He is standing in a dark suit and cowboy hat. Next to him is a very large cactus.

A photograph of Buffalo Bill impersonator, William De Viny. He is known as the Buffalo Bill of Portland, OR. He is wearing a buckskin fringed coat with a rifle propped against his hip.