Stamps with this color combination:
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Description: gray & red & black
Abbrev: gray&red&blk
Used by 3 stamps: (See all uses as list) Hong Kong postage 8/11/1976 $1.30 issue=new GPO opening d=General Post Office 1911-1976 wmk=crown & CA spiral perf=14.5 Hungary postage 11/24/1978 1fo issue=Hungarian Communist Party 60th d=party emblem unwmk perf=12 Japan postage 4/15/1972 20y issue=World Health Day d=heart & figure & emblem unwmk perf=13.5 |