Keywords: Wilpert 028.jpg Eucharistic bread and fish Fresco in Catacomb of Callistus Rome http //diglit ub uni-heidelberg de/diglit/wilpert1903/0030 sid 3236c08326ea627b557b0e67a6da10d6 1903 Wilpert Joseph 1857 ”1944 PD-Art Catacomb of Callistus Rome |