Kavel 530

10 Cent Updo Hair style in plastic holder with tekst: Obv. "KON. WILHELMINA FONDS / RIJN IN RAI 1952" / Rev. "RADIO ACTIVE BY NEUTRONEN-STRALING" - 25 mm - VF - scarce - NB At the exhibition De Rijn in the R.A.I. On the occasion of the opening of the Amsterdam-Rhine Canal (21 May to 15 June 1952), visitors could buy such radioactive coins at the stand of the Queen Wilhelmina Fund (for the benefit of Fund), where it was explained how 'atomic energy' could be used against cancer.