Memorandum from P. G. McCaghren, Captain of Police, Patrol Division regarding a long distance call from Mr. Emery Richard Whetstine. There are handwritten notes in red and blue ink written at the bottom of the memorandum.

Criminal intelligence report addressed to Captain W. P. Gannaway of the Special Service Bureau in Dallas, Texas. The report, which was submitted by detective L. D. Stringfellow, states that John Kaplan arrived in Dallas, Texas on September 13th, 1964. Kaplan made several calls to Eva Grant, Jack Ruby's sister, while staying at a hotel.

Photograph of the White Rock Creek Reservoir Sluice. In the photograph, individuals stand in what appears to be a wire covered bridge. Handwritten note at bottom of photograph: "White Rock Creek Reservoir sluice. Reinforcement phase before concrete is poured. 6-15-10"

Photograph of the sluice box at White Rock Reservoir. A pile of wood is visible in front of the box. A handwritten note on the photograph reads: "White Rock Reservoir south end of sluice box after forms had been removed 6-24-10."

Photograph of a dam taken from an aerial perspective. On reverse is a City of Dallas Official Staff Photo stamp.

Photograph of five children wearing 4-H t-shirts at the Dallas Farmer's Market. Two adults stand behind them.

Photograph of the Vulcan Steam Hammer Outfit at White Rock Lake and the men working on the pile driver. Inscriptions on the bottom of the image describe the type of pile driver.

Photograph of the Wakefield sheeting and pile driver at White Rock Lake and the men working on it. The machine is emitting thick, dark smoke into the air. The inscription on the bottom explain and date the image.

Photograph of a Vulcan Hammer at White Rock Lake and the men working on it. The inscription on the bottom explains how the pile driver works.

Photograph of a the south end of the White Rock Creek Reservoir after the forms had been removed.

Photograph is an aerial view of Parkdale Lake in the foreground and White Rock Lake in the Background.

Recording of the inauguration of new Dallas City Council members ...

Recording of the inauguration of new Dallas City Council members ...

Recording of a workshop at the South Dallas Cultural Center ...

Photograph of Roger Boykin (left) posing next to Herman Samples (right) in front of an exhibit wall labeled "Jazz LegendsFestival: A Tribute to Red Garland." They are visible from the chest up, facing the camera, and various framed collages are partially visible behind them, including photos, newspaper clippings, and album covers.

Recording of a Dallas City Council meeting including discussions, votes, and other proceedings.

Recording of a Dallas City Council meeting including discussions, votes, and other proceedings.

Recording of a Dallas City Council meeting including discussions, votes, and other proceedings.

Recording of a Dallas City Council meeting including discussions, votes, and other proceedings.

Recording of the inauguration of new Dallas City Council members ...

Recording of a workshop at the South Dallas Cultural Center ...

Photograph of a musical theater performance by the J&J Group at the South Dallas Cultural Center on a stage area that includes three small round tables, each with two chairs and various items on the tables. Several male cast members are standing in a line near the center of the stage and two female cast members are seated at tables near the center and right, with additional cast members standing at the back. Musicians are partially visible on a raised platform behind the performers, including a man playing piano at left, in front of a drum set, and several seated musicians holding a trombone and other horns or woodwinds. Handwritten on back: "J&j Group in performance."

Photograph of six musicians performing on a stage at the Jazz Legends Festival, including Poncho Sanchez who is seated near the right side of the image, playing a series of barrel drums. At left, a man near the front of the stage is holding a shekere and a musician behind him is playing an upright stringed instrument; in the center, a man is playing a drum set and there are two men at the far right, in the back, playing a saxophone and a horn. Handwritten on back: "Black Music."

Photograph of Poncho Sanchez seated on stage behind a series of drums, speaking or singing into a microphone at the Jazz Legends Festival. Several microphones are attached directly to the drums and two other musicians are partially visible behind him, a man seated behind a drum set at left and a man holding a saxophone at right. Handwritten on back: "Black Music Month."