70th Anniversary Amsterdam Congreszaal – jubileum was in 1986
Date: Must have been issued in 1987 – after the stamp had been realease –
Postmark: Utrecht
Cachet: Amsterdam Congreszaal’
Stamp: SG 1500 (issued 1987)
70th Anniversary Amsterdam Congreszaal – jubileum was in 1986
Date: Must have been issued in 1987 – after the stamp had been realease –
Postmark: Utrecht
Cachet: Amsterdam Congreszaal’
Stamp: SG 1500 (issued 1987)