Printed By Silvestrelli & Cappelletto
Free with the cake Besana, the series consists of 6 different discs

Chicago/Impach
Matrix / Runout: M 8663 (Label side A)
Matrix / Runout: M 8664 (Label side B)
Matrix / Runout: MSC 8663 28-6-73 (Side A, runout, stamped)
Matrix / Runout: MSC 8664 28-6-73 (Side B, runout, stamped)
Rights Society: S.I.A.E.