Restoration and reproduction of three sculptural litei representations and high relief in marble Romanesque-Byzantine Greek (Proconnesian), belonging to the external façade of S: Marco Basilica. The different stages of intervention provided for the restoration of works, the execution mold using plaster and reproduction based on hydraulic binders and inert limestone selected. The copies were placed on the façade of the Basilica to replace the original ones exposed in the Marciano Museum.