Poland
| Country: | Poland |
| Type: | Postage stamps |
| Series: | 50th anniv.Polish Teacher's Trade Union |
| Nominal: | 40 gr |
| Year: | 1955 |
| Size: | 26 x 32 mm |
| Perforation: | Various |
| Mintage: | 3,180,000 |
50th anniv.Polish Teacher's Trade Union
 Teacher and child |  Bowl in front of an open book |