GERMANY, German Colonies: German New Guinea – 1913, unissued Zeppelin set – SOLD for $1,800

German Colonies: German New Guinea, 1913, unissued Zeppelin set of two, produced in 1913 for the German-English Zeppelin Expedition to New Guinea, o.g., never hinged, Very Fine, extremely scarce, especially n.h.
Sieger I-II; €2,000 ($2,130).
Estimate $1,000 – 1,500