ENRICO CASTELLANI (Castelmassa 1930 - Celleno 2017) Untitled 1966 gouache on shaped paper 92.3x61.5 cm signed, dated and dedicated on the lower side on the reverse label Primo Piano Galleria d'Arte, Rome   This work is registered in the Fondazione Enrico Castellani, Milan, under the n. 66-035.   Provenance Galleria Primo Piano, Rome Private collection