Berne Convention
Issued 7.9.1987
Postmark: 4410 Liestal
Cachet: Berne Convention
Stamp: 4 block Stanley Gibbons 1138 (overprint on SG 1109)
Berne Convention
Issued 7.9.1987
Postmark: 4410 Liestal
Cachet: Berne Convention
Stamp: 4 block Stanley Gibbons 1138 (overprint on SG 1109)