Carte de voeux - greetings card.
lithograph - 'l'oiseau mauve' published in a signed edition of 35
Hand signed in indian ink with greeting and dated 1960.
Braque often sent greetings and new year cards, usually handmade, they were either some extra pulls from small lithographs or hand decorated postcards.
This attractive card would have been sent to close friends possibly as a new years card, handmade the lithograph is mounted on card and trimmed to the image edge.