Los 361
1874, 5c. brick red tied by cds. "BUENOS AIRES SET 30 76" and Estero 20 and 30c. tied by two-line "Da Buenos Aires coi Postali Italiani" to small size envelope to Valdobbiadene, a beautiful letter showing the new postage of 50 C. introduced from May 1876 on. Signed Enzo Diena with certificate (1981)
