Phonograph is captivating, Congo, ca.1920-1940

"Missions de Scheut: Congo. Comment est-ce possible? Une bôite qui chante?" Curious children and adults are shown gathered around a record player with a record playing. The following information is printed on the back of the postcard: Missions de Scheut – Cte Ch. Post. 1269.90. Imprimerie de la Bourse, Anvers." There is no handwriting on the back