Text of speech given by William Sinkin at the 20th anniversary luncheon of HemisFair '68.

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

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

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

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

Image of the Amusement Park section at the 1968 World's Fair (HemisFair '68) held from April to October 1968 in San Antonio.

Photograph of a jazz quintet performing on a stage in front of a small group of people who are seated at three small tables. The name of the quintet is "Alamo City Jazz Band". Most of the people visible in the foreground are drinking beer, and a woman is taking a photograph of the people that are sitting at one of the tables. Chuck Reilley, a local dentist and the bandleader plays trombone and James Carroll Bell is on trumpet, while Randle Tankersley plays the bass saxophone.

Photograph of a woman and a man riding in a small motorized boat in the three-acre lake at Fiesta Island, at HemisFair '68. The man is wearing clown-like face paint, and is holding a sign announcing the next water ski show at 12 o'clock. The free show was sponsored by Mercury Outboard.

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

Photograph of school children and several accompanying adults posing inside one of the office buildings at HemisFair '68 for a group picture.

Photograph of people standing and sitting in an open area outside of the Coca Cola pavilion at HemisFair '68. Two carriages from the Swiss Skyride are passing directly over the area.

Image of the Coke Pavilion Kaleidoscope by Sid-Marty Krofft at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

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

Photograph of a group of men and women in traditional dress dancing in front of a painted mural that is part of the Panama pavilion at HemisFair '68. The women are wearing folklorico dresses and the men are wearing traditional trousers, shirts, and hats. The dancers are accompanied by a group of musicians in the background at left.

Photograph taken inside a crowded dining pavilion at HemisFair '68. Most of the people are seated, others are walking by. A food concession stand selling jumbo hot dogs is at the right-hand side.

Photograph of several students from Lower Valley School during an end-of-the-year picnic at Cibolo Creek. A teacher, Luttrell Watts, is kneeling in the foreground. There are several male students around him. They are holding sticks. The female students are standing in the background.

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

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

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

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.

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.

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

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

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