Stamps of Poland, 1 base day
51 to 100 of 280
postage
1951, Apr 1 Childrens Day 1951 issue unwmk p. 9-14.5
| X | 45g | blgrn | Boy & girl pioneers |
1951, Sep 1 ovpted (no wmk info) (no perf info)
| X | 45g | ver | on 35z-ver-Bierut-unissued (0), Bierut |
1952, May 1 Labor Day 1952 issue unwmk p. 9-14.5
| - | 75g | dpgrn | Workers with flag |
1952, Sep 1 Avicenna 1000th issue
| X | 75g | redbrn | Avicenna |
1952, Sep 1 Victor Hugo 150th issue
| X | 90g | sep | Victor Hugo |
1958, Sep 1 Gdansk post office defense 19th issue
| X | 60g | dkbl | Armed postman & mail box |
1959, Jul 1
| X | 2.50z | multi | miner & globe |
1959, Sep 1 world peace movement 10th issue
| X | 60g | bl & gray | Stylized dove & globe |
1961, Feb 1 Winter Military Spartakiad issue
| - | 40g | multi | ice hockey | |||
| - | 60g | multi | ski jump | |||
| - | 1z | multi | Soldiers on skis | |||
| X | 1.50z | multi | slalom |
1962, Oct 1 malaria eradication issue
| - | 60g | multi | mosquito | |||
| X | 1.50z | multi | Microscopic view of a blood test | |||
| - | 2.50z | multi | Flowers of the Cinchona succiruba | |||
| - | 3z | multi | sheet |
1963, Jun 1 reptiles & amphibians (1963) (12 stamps)
1963, Oct 1 Polish People's Army 20th issue (8 stamps)
1964, Aug 1 Warsaw Uprising 20th issue
| X | 60g | multi |
1966, Sep 1 flowers (1966 Poland) (9 stamps)
| X | 10g | multi | chrysanthemum | |||
| X | 20g | multi | poinsettia | |||
| X | 30g | multi | Centaurea moschata | |||
| X | 40g | multi | rose | |||
| X | 60g | multi | Zinnia elegans | |||
| X | 90g | multi | Nasturtium | |||
| X | 5.60z | multi | dahlia | |||
| X | 6.50z | multi | sunflower | |||
| X | 7.10z | multi | Magnolia |
1967, Apr 1 tropical fishes (1967 Poland)
| X | 5g | multi | Striped butterflyfish | |||
| X | 10g | multi | imperial angelfish | |||
| X | 40g | multi | Chaetodon fasciatus | |||
| X | 60g | multi | Spotted triggerfish |
51 to 100 of 280