1982 Architecture Plate Block Of 4 20c Postage Stamps - Sc 2019-2022 - MNH - CW482b
1982 Architecture Block Of 4 20c Postage Stamps - Sc 2019-2022 - MNH - CW482a
1981 Architecture Plate Block Of 4 18c Postage Stamps - Sc# 1928-1931 - MNH, OG - CW12a
1981 Architecture Block Of 4 18c Postage Stamps - Sc# 1928-1931 - MNH, OG - CW12
1980 Architecture Block Of 4 15c Postage Stamps - Sc# 1838-1841 - MNH, OG - CW22b
1980 Architecture Plate Block Of 4 15c Postage Stamps - Sc# 1838-1841 - MNH, OG - CW22a
1979 Architecture Plate Block of 4 15c Postage Stamps - MNH, OG - Sc# 1779-1782
