Source: Colnect |
Issuer: Sweden
Date: 1/29/1980 (1980 blocks) (5, 1 x 5) 1, 1: 1.15kr d=windmill 2, 1: 1.15kr multi 3, 1: 1.15kr multi d=solar collector 4, 1: 1.15kr dkblgrn d=Geothermal energy (1980) 5, 1: 1.15kr multi d=wave energy |
External links: Colnect 688680..Energy_Sources |