Photograph of a train stopped at a railroad station in El Paso, Texas. Multiple fences and buildings are present near the railroad tracks. The sky above is clear.

Photograph of Irene Williams sitting with her sons John and Byrd III on a porch. Irene sits on the brick knee-wall porch railing and looks at the camera. Baby John sits next to her and also looks towards the camera. Byrd sits next to John and is turned to the side. This photograph was taken at the Williams home in El Paso, Texas.

Photograph of road construction on a neighborhood in east El Paso. A steam-powered roller is visible on the road along with a trailer behind it that appears to be carrying materials in a large barrel. A wheelbarrow is visible on the left and a small automobile is parked in the center of the road. The surrounding area is flat and covered in dirt. Mountains are visible in the background.

Photograph of John Williams as a baby, sitting in front of their house on Hueco in El Paso, playing with Tinkertoys.

Photograph of the Williams family sitting on the ground outside of their home in El Paso. Byrd III and John both have their hair buzzed and they are both wearing light colored button up shirts. The boys are both sitting with one of their knees pulled up to their chest and they both have toy cannons. Their baby brother Charles is sitting to the right of them, and he is wearing a light colored knit cap with a dark cardigan. Their mother Irene is sitting next to Charles and she is looking down at him and smiling. The ground they are sitting on has no grass and is made completely of sand. Their house is visible behind them and it is made of a dark brick with a chimney and vines crawling up the wall. More houses are visible in the background of the image.

Photograph of five engineers working at a drafting table in an office in El Paso, Texas, c. 1913. Byrd Williams, Jr. is second from the left, looking over his shoulder at the photographer. Written on the back of the photograph reads, "Byrd Williams, Jr. 2nd from left. El Paso Eng. Department about 1913."

Photograph of an El Paso bridge. A large group of people can be seen walking on both sides of the bridge. Several cars are driving on the bridge as well.

Photograph of bridges at the El Paso-Juarez border. The photograph was taken behind a chain-link fence.

Photograph of the fence of a bridge at the El Paso-Juarez border. People and cars can be seen on the bridge. Mexican and American flags are visible in the background.

Photograph of Irene Biffle Williams, wife of Byrd Williams, Jr., hanging clothes to dry at their home in El Paso, Texas.

Scrapbook page featuring 5 photos of Irene Biffle Williams with Byrd III and John in various poses.

Scrapbook page featuring 5 photos of Byrd Jr., Irene Biffle Williams, and kids Byrd III and John, taken around their home in El Paso.

Scrapbook page featuring 4 photos of Byrd Jr. with Irene Biffle Williams, Byrd III, John, and friends, standing on a railroad bridge, a young boy sitting on a motorcycle, and Irene Biffle Williams with John in El Paso.

Scrapbook page featuring 4 photos of Byrd Jr. and Irene Biffle Williams with sons Byrd III and John.

Scrapbook page featuring 4 photos of railroads with a bridge over them, the original El Paso Country Club, adobe shacks, and a freshley paved road.

Scrapbook page featuring 5 photos of Byrd Williams Jr.'s engineering class at UT, Byrd Jr. with sons Byrd III and John standing near their car, and Byrd III in the two bottom photos.

Scrapbook page featuring 4 photos taken around El Paso, including an overpass going over train tracks, and the beginnings of construction of a neighborhood.

Scrapbook page featuring 4 photos of four men standing on a balcony with a dog, two men standing near a reservoir, and the El Paso central station.

Scrapbook page featuring kids in El Paso and a photo of a large group of people with Irene Biffle Williams at the bottom, second from the right.

Scrapbook page featuring 3 photos of Byrd Williams III as a young child, and Irene Biffle Williams in the backyard of their El Paso home.

Scrapbook page featuring 2 photos of a boy walking away from the camera, and of Irene Biffle Williams dressed in Byrd Williams Jr.'s suit, holding his hat, in their backyard in El Paso.

Scrapbook page featuring 4 photos of Irene Biffle Williams and kids Byrd III and John, at their home in El Paso.

Photograph of Byrd Williams, III, Irene Biffle, Charles, and John Williams, sitting in front of their home on 3119 Aurora in El Paso, Texas. The boys are playing in the sand outside of their home.

Photograph of two children playing in front of the William's home on 3119 Aurora in El Paso, Texas, while Irene Biffle Williams looks on from the screen door.