Andricus ciculaus CreatorIterson, G. vanDate of creation1925/1950CollectionThe art of knowledge: educational botanical wall charts 1870 - 1960
Dryophanta folii en -taschenbergii CreatorMoutonDate of creation1900/1925CollectionThe art of knowledge: educational botanical wall charts 1870 - 1960
Polygonum divaricatum. Embryonale zakontwikkeling II. CreatorIterson, G. vanDate of creation1925/1950CollectionThe art of knowledge: educational botanical wall charts 1870 - 1960
geen titel CreatorIterson, G. vanDate of creation1925/1950CollectionThe art of knowledge: educational botanical wall charts 1870 - 1960