gray blue & deep blue
Stamps with this color combination:
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Description: gray blue & deep blue
Abbrev: graybl&dpbl
Used by 2 stamps: (See all uses as list) Switzerland airmail 1924 65c issue=1923 air d=allegorical figure of flight unwmk perf=11.5 Switzerland airmail 1938 10(c) issue=1935 air provisional d=allegorical figure of flight oc=blk on=1924-65c unwmk perf=11.5 |
