Upper Silesia Plebiscite results and borders delimitation.
UntitledAnnotated with colouring of mines and resources.
UntitledAnnotated with colouring of mines and resources.
UntitledUpper Silesia Plebiscite results and borders delimitation.
UntitledAnnotated with boundary "Line D", "Line B", Lines "I", "II", "III". Upper Silesia Plebiscite results and borders delimitation.
UntitledAnnotated with boundary "Line D", "Line B", Lines "I", "II", "III". Upper Silesia Plebiscite results and borders delimitation.
UntitledAnnotated with "Line D". Upper Silesia Plebiscite results and borders delimitation.
UntitledAnnotated with colouring of mines and resources and an unlabelled boundary lines.
UntitledAnnotated with colouring of mines and resources.
UntitledAnnotated with colouring of mines and resources and an unlabelled boundary line.
Untitled