desc_issuer: Paraguay
desc_denom: 20p
Used by 2 overprinted stamps:
Paraguay airmail 1930 10p issue=1930 air c oc=blk on=20p
Paraguay airmail 1930 10p issue=1930 air c oc=blk on=20p
Matches 11 types:
Paraguay postage 1906 20p ol&blk issue=1906 d=Government Palace (1906) unwmk perf=11.5-12
Paraguay postage 5/1910 20p pur&blk issue=1906 d=Government Palace (1906) unwmk perf=11x12
Paraguay postage 5/1910 20p yel&blk issue=1906 d=Government Palace (1906) unwmk perf=11x12
Paraguay postage 1929 20p emer issue=1927 d=map of Paraguay unwmk perf=12
Paraguay postage 1929 20p red issue=1927 unwmk
Paraguay postage 1929 20p viobrn issue=1927 unwmk
Paraguay postage 8/1937 20p issue=Asuncion 400th unwmk perf=11.75
Paraguay postage 1/1/1940 20p blvio issue=Chaco peace treaty d=oxcart unwmk
Paraguay airmail 4/1932 20p issue=Graf Zeppelin 1932 d=Graf Zeppelin (1932) unwmk perf=11.5
Paraguay airmail 1942 20p issue=Asuncion 400th air unwmk perf=12
Paraguay airmail 5/13/1940 20p car issue=Pan-American Union 50th unwmk perf=12
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