Cambodia
0.12 - 0.14$
price on 17.07.2022
| Country: | Cambodia |
| Type: | Postage stamps |
| Series: | Expo, Inventors |
| Nominal: | 400 ៛ |
| Year: | 1992 |
| Size: | 45 x 34 mm |
| Perforation: | comb 12¾ |
Expo, Inventors
 Juan de la Cierva (1895-1936) 0.09$ |  Thomas Alva Edison (1847-1931) 0.12$ |  Samuel Morse (1791-1872) 0.1$ |  Submarine Monturiol 0.12$ |
 Bell 0.35$ |  Fulton |