Stamps with this color combination:
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Description: ultramarine & gray blue
Abbrev: ultra&graybl
Used by 2 stamps: (See all uses as list) Dominican Republic postage 1/10/1945 10c issue=constitution 100th d=Municipal Building San Cristobal wmk=crosses & circles perf=12 Iceland airmail 1/1/1930 10a d=gyrfalcon (1930) unwmk perf=12.5x12 |