Vintage Project Gemini First Day of Issue commemorative cover postmarked September 29, 1967, celebrating the accomplishments of NASA’s Gemini spacecraft and the U.S. Air Force Agena Target Vehicle program.

This space exploration collectible includes:

* Official Project Gemini First Day Cover with 5¢ Gemini Space stamp

* Kennedy Space Center, Florida First Day of Issue postmark dated September 29, 1967

* Original Bell Aerosystems informational insert describing its role in Project Gemini

* Bell Aerosystems (a Textron company) promotional envelope and literature

* Addressed to Courtlandt S. Gross, Chairman of Lockheed Aircraft Corporation

The included Bell Aerosystems literature details the company’s contributions to the Gemini program, including:

* Agena rocket engine propulsion systems (PPS)

* Secondary propulsion systems (SPS)

* Digital velocity meter (DVM) technology used in the Agena Target Vehicle

A fantastic piece of early American space program history commemorating one of NASA’s most important stepping stones between Project Mercury and the Apollo moon missions. The artwork features the Gemini spacecraft docking with the Agena Target Vehicle and the iconic Gemini space stamp depicting an astronaut performing an EVA (spacewalk).

Condition is very good vintage condition with light handling wear and expected age-related toning. The original envelope and inserts are included. Please review all photographs for overall condition and contents.

An excellent addition to any NASA, Project Gemini, Bell Aerosystems, Lockheed, or space memorabilia collection.