Theodore von Kármán Pioneer Aerospace Engineer

The cachet features a blue line-drawn portrait of Theodore von Kármán alongside an illustration of the Space Shuttle, printed in red and blue on white envelope. Red text identifies him as 'Pioneer Aerospace Engineer' and lists major accomplishments including Hovering Helicopter Theory & Design, U.S. Rocket and Space Program, and First Recipient National Medal of Science. The 29-cent USA stamp depicts a color portrait of von Kármán with a rocket in the background, cancelled with a machine 'First Day of Issue' slogan cancel and a circular Washington, DC datestamp dated August 31, 1992.

This First Day Cover features a detailed cachet with a blue line-drawn portrait of Theodore von Kármán and a red and blue illustration of a space shuttle, highlighting his achievements in aerospace engineering. The stamp depicts von Kármán with a rocket in the background, labeled 'Aerospace Scientist.' The postmark is a circular machine cancellation from Washington, DC, dated August 31, 1992. Additional text on the cachet lists his major accomplishments and credits the Robert C. Graebner Chapter #17 AFDCS.