BEING IDed French Post Office Mail Button/Administration des Postes Courrier NOT FOR SALE UNTIL IDed

This is an unidentified French postal uniform button of unknown vintage. It reads ADMINISTRATION DES POSTES COURRIER (Post Office Mail).

Circa unknown.

Approximately 1" in diameter.

Thin stamped sheet silver over brass.

Button loop.

None.

This is from an accumulation of unidentified items which we will be listing more of over the next few months. Item will not be sold until it is identified. LX7/12

7+ (Very Fine+): The button shows some areas of light to medium wear and tarnish.

As with all my artifacts, this piece is guaranteed to be original, as described.