Photograph used for a story in the Oklahoma Times newspaper. Caption: "Awarded air force silber pilot wings following graduation from flight training at Sheppard Air Force Base, Texas, Lt. Donald F. Stephens."

Photograph of Texas Governor John Connally addressing a crowd at Randolph AFB during the arrival of President Lyndon B. Johnson. Seated behind Governor Connally are President Johnson and Lady Bird Johnson, Walter W. McAllister (Mayor of San Antonio), and several other unidentified people. President Johnson visited San Antonio, Texas, on this day to take part in HemisFair '68 celebrations and festivities.

Photograph of President Lyndon B. Johnson, Lady Bird Johnson, Governor John Connally of Texas, and other people standing in a podium booth in front of a crowd at Randolph Air Force Base, on July 4, 1968. Walter W. McAllister (Mayor of San Antonio) and William Sinkin are visible standing in the background. President Johnson visited San Antonio, Texas, on this day to take part in HemisFair '68 celebrations and festivities. Several ladies, wearing colorful festive type dresses and hats, are standing in line in the background. A portion of the Presidential aircraft, Air Force One, is also visible in the background.

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "In San Antonio at the HemisFair Monday were Campfire girls from Oklahoma City."

Photograph of female actors in a play at HemisFair '68, including two adult actors standing to the left -- one wearing a tiger-like costume and the other dressed in an oriental-patterned robe. A small group of child actors are kneeling in the background to the right, and some are wearing Oriental-type dresses.

Image of Boat rides near the Texas Pavilion at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio.

A close-up profile view of Bob Hope speaking to or entertaining a group of people. Bob Hope was one of the entertainers who performed in the convention center theater at HemisFair '68.

Image of Bolivia Pavilion at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of the Bolivia Pavilion at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of the Canada Pavilion at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of the Colombia Pavilion at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of the Conference at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Aerial view of downtown San Antonio at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of the Dress exhibit at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Photograph of a hostess (center of image) wearing a striped sleeveless shirt, mini-skirt, and boots, and two men dressed in cowboy outfits standing and conversing in the middle of a plaza at HemisFair '68. There are several onlookers standing in the foreground and background and the Tower of the Americas is visible in the background.

Photograph of a family standing on a curved staircase outside the San Antonio Convention Center. The focus of the top half of the picture is of the mural “Confluence of Civilization in the Americas” by Juan O’Gorman

Photograph from the ground floor of the San Antonio Convention Center, looking up toward the decorative domed ceiling. In the center of the image, a family is standing along the railing of a spiral staircase in front of the Carlos Merida mosaic mural and the father is holding up a camera pointed toward the ground floor.

Photograph of people inside the San Antonio Convention Center, including a family of four at the top of the staircase in front of the Carlos Merida mosaic mural, facing out toward the interior. The man is looking down toward the floor and taking a photo. Curved staircases are visible at right and other people are standing in front of another portion of the mural on the ground level.

Image of Fiesta Island rides at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Photograph of a fountain located on the fairgrounds at Hemisfair Park located in San Antonio, Texas. The fountain is shaped like a ball and has long rods spraying water coming out from the center sphere. Behind the fountain there is a red and white striped carnival booth and some unidentified buildings. A red aerial car and wires can be seen above the fountain.

Photograph of the outside of the U.S. Pavilion at Hemisfair tower in San Antonio, Texas. There are bird like sculptures and a fountain outside of the building and a group of people near the entrance.

George H.W. Bush (Texas House of Representatives) and Gov. Nelson Rockefeller of New York in front of the monorail at the 1968 World’s Fair known as HemisFair ’68, held from April to October 1968 in San Antonio. The Swiss-Sky ride gondolas, and the Tower of the Americas can be seen in the background.

Photograph of four female adolescents sitting in a line on the ledge of a pool and dipping their feet in water at HemisFair '68, along with a boy who is sitting cross-legged next to them, at right. The two girls at right are turning toward each other as they remove their feet from the pool. Behind them, several long, shallow stairs are visible as well as the feet of people seated on benches above the steps.

Photograph of three hostesses posing in uniform around a table with four chairs on a balcony at HemisFair '68. Two of the hostesses are wearing patterned dresses with hats as accessories, standing to the left and behind the table. The hostess sitting on the right side of the table is wearing a white outfit with a striped apron. In the background the United States Pavilion and several Swiss Skyride gondolas are visible.