X | 30 | multi | Les Diablerets mountain, Vaud |
X | 40c | multi | Schematic depiction of telecommunications |
X | 10c | dkbrnol | Yersin | |||
X | 20 | dkblgrn | Auguste Forel | |||
X | 30 | car | Jules Gonin | |||
X | 40c | dkgraybl | Robert Koch 1843-1910 bacteriologist | |||
X | 80c | pur | F. G. Banting |