1973 official cover aircraft carrier Arromanches to Toulon Naval base.
Red circular handstamp Marine Nationale Service a la mer and anchor, and triangular OFFICIEL authorisation handstamp and signature.
Postmark PORTE AVIONS ARROMANCHES 3-2 1973 also with anchor.
Arromanches (R95) was an aircraft carrier of the French Navy, which served from 1946 to 1974. Previously HMS Colossus of the Royal Navy.