Missionary father and others gather before grotto, Congo, ca. 1920-19401920-1940Also included in the International Mission Photography Archive.Missien van de Broeders der Christelijke Scholen in Congo. Missions des Freres des Ecoles Chretiennes au Congo. Grot bij de Broders - Boma : Grotto chez la Freres a Boma. A Catholic missionary father and others gather before a grotto with a statue of the Virgin Mary. The back of the postcard is blank.still image