The 100th anniversary of G.H.Armauer Hansen's discovery of the Lepra bacterium 1973
Now showing: Norway - Postage stamps - 1973 - The 100th anniversary of G.H.Armauer Hansen's discovery of the Lepra bacterium - 2 stamps.
Now showing: Norway - Postage stamps - 1973 - The 100th anniversary of G.H.Armauer Hansen's discovery of the Lepra bacterium - 2 stamps.