Borisov, 15 kopecks surcharge  15 k on USSR envelope without imprinted stamp. Blue printed grid in internal surface of the envelope. © Yuri Vasiliev |
| FSU CATALOGUE :: BELARUS PROVISIONAL ISSUES :: |
| Borisov, 15 kopecks surcharge 15 k on USSR envelope without imprinted stamp. Blue printed grid in internal surface of the envelope. © Yuri Vasiliev |
| FSU CATALOGUE :: BELARUS PROVISIONAL ISSUES :: |