Sweden
0.31 - 0.37$
price on 07.05.2023
| Country: | Sweden |
| Type: | Postage stamps |
| Series: | Technological pioneers |
| Nominal: | 1.30 kr |
| Year: | 1976 |
| Size: | 44 x 27 mm |
| Perforation: | 12½ Horizontal |
| Mintage: | 1,717,600 |
Technological pioneers
 John Ericsson, Ship Propeller and "Monitor" 0.36$ |  Helge Palmcrantz and Reaper 0.31$ |  Lars Magnus Ericsson and Switchboard 0.37$ |  Sven Wingquist and Ball Bearing 0.37$ |
 Gustaf de Laval and Milk Separator 0.28$ |