This slide is purportedly an image of the Pentagon parking lot, but is not dated. The seller indicated that other slides in the same batch were dated 1949, which seems plausible given the design of the cars I can see. As always, if any car experts can chime in with some makes and models that would be a huge help.
A publicity still featuring William Shatner and Patricia Breslin, co-stars of the season two episode of The Twilight Zone entitled "Nick of Time." It originally aired on November 18, 1960 on CBS. Shatner returned to the show in season five for one of its most iconic episodes, "Nightmare at 20,000 Feet."