One of the awards presented to Gus Grissom.
It reads
Virgil Grissom Day Mitchell, Indiana Oct. 3 1959 In Recognition of the Outstanding Achievement of Virgil Grissom in Astronautics
In Recognition of the Outstanding Achievement of Virgil Grissom in Astronautics
Dated October 3, 1959, this was about 6 months after NASA first announced the Mercury Seven astronauts (April 9, 1959).