Computer stamps - year 1974 - stamps on computer science

Postage stamps year 1974

ID# 633 click on stamp to zoom	Country Germany (East) Date 05-Mar-1974 Issue Leipzig spring fair Format SH Face v.25 Perf.14 x 14 Print.Photogravure Category
ID# 707	Country Finland Date 14-Jun-1974 Issue Rationalization year in Finland Format SH Face v.0,60 Perf.14 x 13½ Print.Lithography Category
ID# 832	Country Costa Rica Date 30-Jul-1974 Issue 25th Anniversary of Costa Rican Electrical Institute Format SH Face v.0,65 Perf.10½ x 10½ Print.Lithography Category
ID# 94 click on stamp to zoom	Country Bulgaria Date 20-Aug-1974 Issue Communist party Format SH Note continuous computer paper Face v.18 Category
ID# 1072	Country Albania Date 29-Nov-1974 Issue 30th Anniversary of liberation from Fascism Format SH Face v.1 Perf.12½ x 12 Print.Lithography Category
ID# 296	Country Indonesia Date 10-Dec-1974 Issue 17th anniversary Pertamina state oil enterprise Format SH Face v.95 Perf.13½ x 13½ Category