Polylepis III, Heliogravüre, Bildmass 41x51cm, Blattmass 67x76cm
Polylepis II, Heliogravüre, Bildmass 41x51cm, Blattmass 67x76cm
Polylepis I, Heliogravüre, Bildmass 41x51cm, Blattmass 67x76cm
Polylepis I-III, Heliogravüre, Bildmass je 41x51cm, Blattmass je 67x76cm
