Authentic Judy Resnik signature on 1981 Cover with LOA

Postal space cover with a stamped cachet of the of NASA Space Shuttle - Goddard Space Flight Center Shuttle Tracking Team. Postmarked in Greenville, MD on April 12, 1981, signed in blue ink by Judy Resnik, Astronaut. Dr. Resnik was an electrical engineer, software engineer, biomedical engineer, pilot and NASA astronaut who died in the Space Shuttle Challenger disaster. She was the fourth woman, the second American woman and the first Jewish woman of any nationality to fly in space, logging 145 hours in orbit. Authenticated by Steve Zarelli. LOA included.