'Solar Impulse'
(news and images by Egon Conti Rossini, Pabitra Saha and Taigawirbel)
LINK: Swiss Mint
Switzerland 20 francs 2015 - Solar Impulse
New silver commemorative:
'Solar Impulse'
(news and images by Egon Conti Rossini, Pabitra Saha and Taigawirbel)
LINK: Swiss Mint
'Solar Impulse'
(news and images by Egon Conti Rossini, Pabitra Saha and Taigawirbel)
LINK: Swiss Mint