Decorated frame. On the top two palm branches and a medal featuring Nox (Nyx) the personnification of the night flying above the globe of Earth against a starry background on the obverse and a laurel wreath on the reverse. Caption: "La Société astronomique de France dans sa séance du 10 novembre 1918 a admis au nombre de ses membres titulaires Mr. Pierre de Coubertin. En foi de quoi...". Signed by the president and the secretary general.

paper

black, white

39.7 x 53 cm