22va/vaa, 2½ct zwart en geel Hulpzegel 1892, in horizontale strip van vijf verticaal ongeperforeerd, waarin één keer type II waardoor paren 22va en 22vaaa samenhangen (22vaa niet vermeld in NVPH catalogus, ongebruikt zonder gom(zoals uitgegeven), pracht ex., uiterst zeldzaam!!
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