Prampolini Enrico, Metamorfosi degli dei o Il trionfo della civiltà meccanica oil and sand on canvas, 100x132cm, signed lower right, Label on the reverse of the M.H. de Young Memorial Museum, San Francisco, featuring the known futurist collector Julius Spencer, Pasadena as the owner of the artwork, Label on the reverse of the Galleria Nuovo Sagittario, Milan, Written by pen on the reverse of the canvas “Exhibition Birmingham” (The exhibition Italian Art Exhibit was held in Birmingham, Alabama, United States in 1931), , Provenance:, Private collection, , Exhibited:, Retrospective World House Gallery, New York, 1957, , Literature:, Filiberto Menna, Enrico Prampolini, De Luca Editore, Roma, n. 61, olio e sabbia su tela, W. 132 - H. 100 cm, Collezione privata, Milano, F. Menna, Enrico Prampolini, De Luca Editore, Roma, n. 61, Retrospettiva World House Gallery, New York, 1957