Blowing a horn as a call to prayer, Uganda, ca. 1920-19401920-1940Also included in the International Mission Photography Archive.An indigenous catechist in a white robe is outside blowing a large horn from an animal to announce the beginning of a service.The back of the postcard is blank with information about the Catholic mission agency: "Missions des Peres Blancs" and a caption: "55. - le catechiste appelle les fideles a la priere (Uganda)" ("Catechiste calls the faithful to prayer") and also information about the publisher: "Ern. Thill, Bruxelles."still image