Specimen 6d. deep brown handstamped "SPECIMEN" (Type D5), with small part original gum; some perf. irregularities. Rare. (from the collection of Dr. Conrad Latto) . S.G. 67. Photo
Specimen 6d. deep brown handstamped "SPECIMEN" (Type D5), with small part original gum; some perf. irregularities. Rare. (from the collection of Dr. Conrad Latto) . S.G. 67. Photo
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
