Photograph of a flyer of American singer, Nancy Evans. The flyer includes her signature and a brief biography of her start as a singer for the Wayne King Orchestra. Wayne King's other work is printed on the back. Signature: "To Frank: Best Wishes, Nancy Evans".

Photograph of a document written about the song "Josephine" by Wayne King. The document also describes Wayne King's start in the music industry and his impact on the 1920's jazz movement.

Photograph of a Xavier Cugat concert flyer. It advertises concerts and his work in films. The front page contains four images of Xavier Cugat performing and posing next to actors. Printed on the top right corner: "Films in which Xavier Cugat his orchestra and chorus have been featured". On the back of the page is an illustration of Cugat's face with his signature in blue ink. Printed on the back page: "Concerts by Xavier Cugat - Under the Management of Music Corporation of America Concerts Ltd".

Photograph of Wayne King, a.k.a. the Waltz King, wearing a suit and neck-tie in front of a blank backdrop. Signed in front: "To Frank Cuellar and El Patio, from Wayne King - April 15 1948."

Photograph of an early family album page with four photographs of different members of the Cuellar family. The top left corner of the front page has a woman with winter coat sitting on rocks. Part of a guitar lays on the woman's lap. On the top left corner of the back page are two men wearing long shirts, trousers, and hats standing in front of a landmark. The bottom left corner of the back page has three women sitting on a wooden fence. Behind the women are trees and other foliage. A shadow of the photographer can be seen on the center and part of the photograph is torn. On the right side of the back page, a man in a suit holds the door to a car with his left hand. The man stands in front of the front door and behind him is a wooden fence surrounding a house.

Photograph of a Mariachi band playing at the entrance of El Chico restaurant while guests are waiting in line. Written on back: "El Chico #1 opening - Alfredo Casares, Gene Larry."

Photograph of a festival with musicians, Gonzales Brothers Orchestra, on a stage with children wearing a sash. A man holding the Mexican flag stands on the left side of the photograph while the American Flag is on the right side. Decorations and portraits of historical figures are displayed on the background.

Photograph of Mexican born American singer Federico "Tito" Guízar. Guízar wears a performing attire with a rose pinned to his jacket. Written on photograph: "Sincerely, Mr. Guizar".

Photograph of a flyer featuring the The King's Collegians ensemble. The flyer describes The King's Collegians onset to Wayne King's orchestra. The back page is another flyer with Ken Steven's signature, a face portrait, and a brief biography of his musical career. Signature: "To Frank Good Luck, Ken Stevens."

Photograph of (starting from left) Julia and Frank Cuellar Sr. next to, trumpeter and bandleader, Alois Hirt in Dallas. Hirt holds a trumpet with his left hand. Written on back: "Julia and Frank Cuellar, Al Hirt in Dallas."

An article titled “El Chico Corporation Grows” from 1965. The article describes El Chico's origins, restaurant locations, and a captioned image of “Mama’s Boys” Alfred, Mack, Willie Jack, Gilbert, and Frank Sr. Cuellar.

An article on the founding of El Chico from the "Texas Parade" magazine. The article includes photographs of the Cuellar brothers and one of their restaurants. The founding, family background, and evolution of El Chico are described in the article. The lower picture is Claude Cuellar & Willie Jack Cuellar serving Mexican to Princess Grace Kelly in Monaco in 1966.