| Stamps with this color combination:
Stamps with this overprint color:
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Description: blue & black
Abbrev: bl&blk
Used by 710 stamps: (See all uses as list)
Afghanistan postage 10/24/1972 12a issue=United Nations Day 1972 unwmk
Afghanistan postage 9/30/1986 12a issue=International Peace Year d=peace dove over UN emblem unwmk
Aitutaki postage 1927 2 1/2p issue=1927 d=Rarotongan chief wmk=NZ & star (close) perf=14
Albania postage 1917 25c issue=1917a d=double eagle unwmk perf=11.5
Albania postage 1918 25c d=double eagle unwmk perf=11.5
Angola postage 1/1/1898 50r issue=1898 d=King Carlos (1898) unwmk perf=11.5
Angola postage 1902 50r issue=1902c d=King Carlos (1898) ovpt=PROVISORIO oc=blk on=1898-50r-bl unwmk perf=11.5
Angola postage 1914 50r issue=1914c provisional d=King Carlos (1898) ovpt=REPUBLICA(block) oc=red on=1902-50r unwmk perf=11.5
Angola postage 1922 5c issue=Ceres d=Ceres (1913) unwmk
Angola postage 1925 1e issue=Ceres d=Ceres (1913) unwmk perf=12x11.5
Angola postage 1931 70c d=Ceres (1913) ovpt=value oc=blk on=1925-1e-dpbl unwmk perf=12x11.5
Angola postage 7/26/1938 1.75a issue=Empire d=Prince Henry the Navigator (1938) unwmk perf=13.5x13
Angola postage 1945 50c d=Prince Henry the Navigator (1938) ovpt=value//bars oc=blk on=1938-1.75a-bl&blk unwmk perf=13.5x13
Angola postage 1945 50c d=Prince Henry the Navigator (1938) ovpt=value//bars oc=red on=1938-1.75a-bl&blk unwmk perf=13.5x13
Angola postage due 1904 130r unwmk
Angola postage due 1911 130r ovpt=REPUBLICA oc=blk on=1904-130r unwmk
Argentina postage 1899 1p issue=1899 d=Liberty seated wmk=large sun
Argentina postage 5/29/1971 25c issue=Inter-American Regional Meeting of International Roads Federation unwmk
Argentina postage 12/15/1980 700p unwmk perf=13.5
Argentina postage 11/25/1981 1500p issue=1978 unwmk
Argentina postage 6/6/1981 1000p issue=International Congress on Medicine and Sciences applied to Sport unwmk
Argentina postage 10/16/1982 2000p issue=Second "Southern Cross" Games - Rosario & Santa Fe d=Bridge Santa Fe unwmk perf=13.5
Argentina airmail 2/9/1963 5.60p issue=9th World Gliding Championships unwmk
Argentina airmail 8/29/1970 68c issue=International Education Year unwmk
Argentina airmail semipostal 7/18/1964 11+5p issue=Olympics 1964 unwmk
Argentina semipostal 2/17/1944 5c+20p issue=San Juan Earthquake Victims wmk=RA in sun
Armenia postage 1920 50r issue=1920c d=Mt Ararat (1920) unwmk
Ascension postage 7/2/1934 5p issue=1934 d=Three Sisters & King George V wmk=mult crown & script CA perf=14
Ascension postage 11/19/1956 3p issue=1956 d=boatswain bird & Queen Elizabeth II wmk=mult crown & script CA perf=13
Ascension postage 11/7/1966 2sh6p d=Apollo station wmk=St Edwards crown & CA
Austria postage 6/2/2003 0.07€ d=Heiligenkreuz, Lower Austria unwmk
Austria postage 5/15/2006 0.55€ d=Heiligenkreuz, Lower Austria on=6/2/2003-7c unwmk
Azerbaijan postage 10/1/1921 2000r issue=1921
Azerbaijan postage 1922 66000r issue=1922a ovpt=value oc=blk on=issue=1921-2000r
Azerbaijan postage 1922 5000r issue=1922b ovpt=value oc=blk on=issue=1921-2000r
Azerbaijan postage 1922 60000r issue=1922b ovpt=value oc=blk on=issue=1921-2000r
Azerbaijan postage 1922 500000r issue=1922b ovpt=value oc=blk on=issue=1921-2000r
Azerbaijan postage 1922 500000r issue=1922c ovpt=value oc=blk on=issue=1922a-66000r
Azerbaijan postage 10/12/1993 50g d=Government Building unwmk
Azerbaijan postage 2/22/1994 20k issue=1994 provisional b d=++on=50r unwmk
Azerbaijan postage 2/22/1994 40k issue=1994 provisional b d=++on=50r unwmk
Azores postage 4/1/1910 1000r issue=1910 d=King Manuel II perf=12.5
Azores postage 12/1910 1000r issue=1910 republic d=King Manuel II ovpt=REPUBLICA oc=blk on=issue=1910-1000r perf=12.5
Azores postage 1926 3c issue=First Independence d=King Joao I Dominican Monastery of Batalha ovpt=ACOhatRES oc=blk on=issuer=Portugal-8/13/1926-3c unwmk perf=14
Azores postage 1928 2c issue=Third Independence d=Gualdim Paes ovpt=ACOhatRES oc=blk on=issuer=Portugal-11/28/1928-2c unwmk perf=14
Bahamas postage 1/2/1930 2sh issue=colony 300th d=seal of the Bahamas & dates wmk=mult crown & script CA perf=14
Bahamas postage 1931 2sh d=seal of the Bahamas wmk=mult crown & script CA perf=14
Bahamas postage 10/12/1942 2sh issue=Columbus landfall 450th d=seal of the Bahamas ovpt=1492//LANDFALL//OF//COLUMBUS//1942 oc=blk on=1931-2sh wmk=mult crown & script CA perf=14
Bahamas postage 6/10/1959 6p issue=100th Anniversary of 1st Bahamas Postage Stamp d=Queen Elizabeth II (1959 Bahamas) wmk=St Edwards crown & CA perf=14
Bangladesh postage 5/18/2019 10t issue=World Telecommunication and Information Society Day 2019 unwmk
(plus 660 more) See all uses as list
Used by 1 stamp as overprint color: (See all uses as list)
Democratic Republic of the Congo postage 7/1968 2k d=National Palace (1964) on=9/15/1964-50c unwmk
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