GIACOMO BALLA (Torino 1871 - Roma 1958) Self-portrait 1902 ca. oil on board 16.8x11.4 cm on the reverse signed and dated   The artwork has a double certificate of authenticity by Archivio Elena Gigli, Rome. The artwork is registered at the Archivio Elena Gigli, Rome with n. 970/2020.   Provenance Giacomo Balla, Rome Professor Angelo Baiocchi, Rome Claudio Baiocchi, Rome Baiocchi Collection, Rome     © GIACOMO BALLA, by SIAE 2022