Letter from Velma Aitken requesting information regarding Jack Ruby's medical treatment.

Letter from Velma Aitken to the Dallas Police Department, requesting information regarding Jack Ruby's medical treatment.

Photograph of an aerial overview of a partially flooded Lake Ray Hubbard. Trees boarder plots of land dividing up the shores of the North Texas lake.

Photograph of an aerial view of a partially flooded Lake Ray Hubbard and the surrounding forested undeveloped region.

Photograph of an aerial overview of the Lake Ray Hubbard region and the surrounding land masses. An unidentified highway spans a section of Lake Ray Hubbard.

Photograph of an aerial overview of where Lake Ray Hubbard meets up with grassy shores of the surrounding landscape. An unknown building is visible near the edges of he shore near the middle of the photograph.

Photograph of an aerial view of a partially flooded Lake Ray Hubbard with Interstate 30 cutting across the land.

Minutes for the Dallas Park Board containing a record of the group's discussions, decisions, and other business.

Correspondence between John K. Lattimer, M.D. and Chief Charles Batchelor. Lattimer requests forensic information regarding the assassination of President Kennedy. Batchelor responds that he is unable to provide further information.

Correspondence between Mr. Doyle Batey and Chief Charles Batchelor. In his letter, Batey requests that the Dallas Police Department send him photos of Lee Harvey Oswald. Charles Batchelor responds that he is unable to do so and suggests that Batey contact the United States Department of Justice.

Letters from citizens regarding negative accusations made about the Dallas Police Department. Responses by the police department state that it is department policy to make no opinions known.

Newspaper clipping from the Dallas Morning News, titled "Research Group Seeks Probe of Kennedy's Assassination." The article contains information pertaining to the Kennedy Assassination Inquiry Committee; the group is seeking the identities of men photographed in police custody soon after the Kennedy assassination on November 22nd, 1963.

Newspaper clipping from the Dallas Morning News, titled "Research Group Seeks Probe of Kennedy's Assassination." The article contains information pertaining to the Kennedy Assassination Inquiry Committee; the group is seeking the identities of men photographed in police custody soon after the Kennedy assassination on November 22nd, 1963.

Description of an article which appeared in a German newspaper, Bild am Sonntag, and accused members of the Dallas Police Department of accepting bribes in exchange for active roles in the conspiracy to kill President Kennedy.

Carbon copy of a letter to Mr. Joe Hatcher from Chief Charles Batchelor. Batchelor states that he is delighted to hear that Hatcher's group will be visiting Dallas and suggests they allow an officer to spot their bus in an appropriate place.

Letters to the chief of police by William H. Hinton. Hinton is interested in the ballistic tests of bullets used the assassination of President Kennedy and attempted assassination of General Edwin A. Walker.

Carbon copy of a report by B. J. Martin to Charles Batchelor. Hargis states that he agreed to interview with Alvin V. Oser, Executive Assistant District Attorney of New Orleans, Louisiana.

Carbon copy of a report by B. W. Hargis to Charles Batchelor. Hargis states that he agreed to interview with Alvin V. Oser, Executive Assistant District Attorney of New Orleans, Louisiana.

Photograph of Apache Park and the surrounding area located in Dallas, Texas. The bottom portion of the photo shows a mostly empty block of land with some trees. This block of land is surrounded by dense residential suburbs.

Photograph of Apache Park and its surrounding area in Dallas, Texas. The park sits above a large block of land at the center and bottom of the picture, and the surrounding area is filled with residential suburbs.

Photograph of Briar Gate Park and its surrounding area in Dallas, Texas. The park, which contains a portion of Fivemile Creek, extends vertically through the center of the picture, just to the right of W Kiest Boulevard. Some townhouses and a red marking, noting the location of Pecan Grove Park, are visible in the top right section of the photo.

Photograph of Cox Lane Park and its surrounding area in Dallas, Texas. The park, which is outlined by red marker in the center of the picture, sits just below Royal Lane, surrounded by mostly empty land. Residential suburbs are visible around the edges of the picture.

Photograph of Crawford Park and its surrounding area in Dallas, Texas. The park, which contains part of Prairie Creek, sits directly to the right of N Prairie Creek Road, above Elam Road, and below U.S. Route 175 and what appears to be a railroad. It is surrounded by subdivisions containing houses.

Photograph of Cummings Park and its surrounding area in Dallas, Texas. The park is located directly to the left of Cummings Street and below Elisha M. Pease Elementary School. Apartment buildings are visible to the left of the park, below Sunnyvale Street, and houses sit across Cummings Street.