2022-04-282022-04-281967https://hdl.handle.net/2152.3/11417Five stamps featuring Wilhelm Röntgen. One from Danzig, one from Spain, one from Germany and two from Togo.Five stamps.TogoStamp collectingPostage-stamp albumsSpainDanzig (Free City)GermanyRöntgen, Wilhelm Conrad, 1845-1923RadiologyX-ray