Nyassa Company 1921 Provisional 3c on 400r (Lisbon surcharge) superb corner block of 10 with sheet number showing,SURCHARGE INVERTED, rare and possibly unique, unmounted mint
Nyassa Company 1921 Provisional 3c on 400r (Lisbon surcharge) superb corner block of 10 with sheet number showing,SURCHARGE INVERTED, rare and possibly unique, unmounted mint