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Fratelli D'Alessandri Piazza Navona prima del Timbro. Studio Fratelli D'Alessandri timbro sul retro di una stereofotografia di Piazza Navona Roma prima del Fratelli D'Alessandri back stamp from stereo card of Piazza Navona Square in Rome before File Fratelli D'Alessandri Piazza Navona prima del Whole card File Fratelli D'Alessandri