This Space Exploration Pack represents a quintessential piece of history. 

Includes an 8 x 10 photo of Dan Brandenstein. He became an astronaut in 1979, and from April 1987 through September 1992 Brandenstein served as Chief of the Astronaut Office at NASA.  He's logged over 789 hours in space.

Also included is the Martial Islands $5 Commemorative Coin - First Men on the Moon.  This coin is from 7/20/89.

Additionally, there are three First Day Covers:

5/21/81 - This FDC is autographed by Dan Brandenstein

7/15/75 - FDC Soviet Commemoration of USA's space accomplishments

2/20/62 - Project Mercury