Bulgaria
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | Old steam engines |
| Nominal: | 26 лв |
| Year: | 1996 |
| Size: | 43 x 32.5 mm |
| Perforation: | comb 13 |
| Mintage: | 120,000 |
Old steam engines
 Steam Locomotive (1836) 0.07$ |  Steam Locomotive (1847) 0.08$ |  Steam Locomotive (1848) 0.16$ |  Steam Locomotive (1876) |