This portfolio includes 20 original hand signed and numbered etchings and drypoints on copper or zinc plates. Each impression is hand signed in pencil “Marino” on the lower right margins and hand numbered “IX/XX” (9/20) on the lower left margins. Each impression is also individually mounted and numbered on the justification. The paper bears the printer blindstamp in the lower left part, beside the signature. Printed and published in Milan by Luigi De Tullio in 1972 in an edition of 20 numbered in Roman numerals. There was a further edition of 60, numbered 1 to 60, and an edition of 5 exemplars out of trade, marked as A, B, C, D, E. Each impression is mounted in a passepartout and all them are inside a hard case portfolio made from boar leather with editorial slipcover. There is also text by Franco Russi and biographic notes by Mascherpa. Condition: Excellent condition. Portfolio case with some minor scuffs, scrapes and tear