Mathematician stamps up to 1970

Here are stamps featuring mathematicians which were issued up to 1970.

You can see thumbnails of these stamps at THIS LINK

Issued by USA in 1855 franklin_benjamin1
Issued by USA in 1890 franklin_benjamin3
Issued by USA in 1902 franklin_benjamin2
Issued by Poland in 1923
copernicus5
copernicus6
Issued by Germany in 1926 durer12
Issued by Germany in 1926, part of a series of famous Germans leibniz3
Issued by New Caledonia in 1928
bougainville3
bougainville12
bougainville13
bougainville17
bougainville18
bougainville19
bougainville20
bougainville21
Issued by Netherlands in 1928 huygens1
Issued by Netherlands in 1928 lorenz1
Issued by Norway in 1929, upon the centenary of his death
abel1
abel2
abel3
Issued by Hungary in 1932, part of a series 'Portraits of Famous Hungarians' bolyai2
Issued by Hungary in 1932 eotvos2
Issued by France in 1936 ampere1
Issued by France in 1937, in commemoration of the third centenary of the publication of Discours de la Méthode
descart (shows 'Discours sur la Méthode')
descart2 (reissue, shows 'Discours de la Méthode')
Issued by Italy in 1938
leonardo25
leonardo26
Issued by Italy in 1938 leonardo53
Issued by France in 1939 arago2
Issued by Poland in 1942 copernicus4
Issued by Belgium in 1942 mercator1
Issued by France in 1942 pascal9
Issued by Belgium in 1942, to benefit the battle against tuberculosis, part of a series 'Famous Flanders scientists of the 16th century' stevin
Issued by Croatia in 1943
boscovich1
boscovich2
Issued by Poland in 1943 copernicus9
Issued by Ireland in 1943, to commemorate the centenary of the discovery of quaternions
hamilt1
hamilt2
Issued by Soviet Union in 1944, on the 75th anniversary of his birth
chaplygin1
chaplygin2
Issued by France in 1944, part of a series honouring famous French persons pascal2
Issued by Denmark in 1946 brahe1
Issued by Soviet Union in 1946, on the 125th anniversary of his birth
cheby1 (30 kopeck)
cheby2 (60 kopeck)
Issued by Belgium in 1947 plateau1
Issued by Lebanon in 1948
avicenna39
avicenna39a
Issued by Netherlands in 1948 dewitt1
Issued by France in 1949 ampere2
Issued by France in 1949 arago3
Issued by France in 1949 buffon
Issued by France in 1950 carnot1
Issued by German Democratic Republic in 1950 helmholtz3
Issued by German Democratic Republic in 1950 leibniz8
Issued by Afghanistan in 1951
avicenna36
avicenna37
Issued by Portugal in 1951, on the centennial of his birth
gomes_teixeira1
gomes_teixeira2
Issued by Soviet Union in 1951, part of a series to honour famous Russian scientists kovalev1
Issued by Soviet Union in 1951, part of a series to honour famous Russian scientists lobach1
Issued by Poland in 1952 avicenna9
Issued by German Democratic Republic in 1952 avicenna13
Issued by German Democratic Republic in 1952 leonardo17
Issued by France in 1952 leonardo19
Issued by Hungary in 1952 leonardo24
Issued by Italy in 1952
leonardo27
leonardo29
Issued by Poland in 1952 leonardo40
Issued by Romania in 1952 leonardo42
Issued by France in 1952part of a series honouring famous French persons of the second half of the 19th century poincare
Issued by France in 1953 monge2
Issued by Iran in 1954
avicenna41a
avicenna41b
avicenna41c
avicenna41d
Issued by Yugoslavia in 1954 vega3
Issued by USA in 1955 franklin_benjamin4
Issued by Germany in 1955, to commemorate the centenary of his death gauss1
Issued by France in 1955, part of a series Famous Frenchmen. The stamp was issued to benefit the Red Cross laplace
Issued by Greece in 1955, to commemorate Pythagoras's Congress and the 2500th anniversary of the founding of the first school of philosophy by Pythagoras
pythag
theorem
pythag2
pythag4
pythag5
Issued by China in 1955 zhang_heng
Issued by China in 1955 zu_chongzhi
Issued by German Democratic Republic in 1956 abbe1
Issued by Iran in 1956 al-tusi
Issued by Greece in 1956 aristotle14
Issued by France in 1956 franklin_benjamin6
Issued by Soviet Union in 1956, on the 10th anniversary of his death krylov1
Issued by Soviet Union in 1956, on the 100th anniversary of his death lobach2
Issued by Romania in 1957 comte2
Issued by Brazil in 1957 comte3
Issued by France in 1957, on the centenary of his death comte
Issued by Bulgaria in 1957 comte4
Issued by Soviet Union in 1957, to commemorate the 250th anniversary of Euler's birth euler1
Issued by Switzerland in 1957, to commemorate the 250th anniversary of Euler's birth euler2
Issued by German Democratic Republic in 1957, part of a series 'Famous Scientists' euler4
Issued by German Democratic Republic in 1957 euler16
Issued by Germany in 1957 hertz_heinrich1
Issued by German Democratic Republic in 1957 hertz_heinrich5
Issued by German Democratic Republic in 1957 jungius
Issued by Soviet Union in 1957, on the 100th anniversary of his birth lyapunov
Issued by France in 1957, part of a series 'Famous Persons' newton2
Issued by India in 1958 bose2
Issued by France in 1958 foucault1
Issued by France in 1958, part of a series 'French scientists' lagrange
Issued by France in 1958 leverrier
Issued by Italy in 1958, to commemorate the 350th anniversary of the birth of Torricelli torric
Issued by France in 1959, part of a series Famous Frenchmen. The stamp was issued to benefit the Red Cross dalemb
Issued by Poland in 1959, part of a series to honour famous scientists newton5
Issued by Germany in 1959, on the 400th death anniversary riese
Issued by Soviet Union in 1959, on the 350th anniversary of his birth torric2
Issued by Hungary in 1960, on the 100th anniversary of his death bolyai3
Issued by Romania in 1960 bolyai4
(Note: According to this article, the image of Bolyai on these two stamps is not authentic.)
Issued by Yugoslavia in 1960 boscovich7
Issued by Germany in 1961 albertus2
Issued by France in 1961 coulomb1
Issued by Greece in 1961 honouring the 'Democritus' National Center for Scientific Research
democ2
Issued by Germany in 1961 durer1
Issued by Romania in 1961, part of a series to honour Romanian scientists titeica
Issued by Iraq in 1962 al-kindi1
Issued by Iran in 1962 avicenna24
Issued by Norway in 1962, on his 100th birthday
bjerk1
bjerk2
Issued by China in 1962
guo2
guo3
Issued by Belgium in 1962 mercator2
Issued by France in 1962 papin1
Issued by France in 1962, on the 300th anniversary of his death pascal
Issued by Algeria in 1963 avicenna40
Issued by Denmark in 1963 bohr_neils1
Issued by Soviet Union in 1963, one of a series of stamps honouring members of the Russian Academy of Science krylov2
Issued by Spain in 1963 llull
Issued by West Berlin in 1963 planck4
Issued by Soviet_Union in 1963 zhukovsky1
Issued by Italy in 1964 galileo2
Issued by Syria in 1965 avicenna25
Issued by Paraguay in 1965 newton18
Issued by Paraguay in 1965 newton19
Issued by Pakistan in 1966 avicenna16
Issued by Yemen in 1966
avicenna34
avicenna35
Issued by Germany in 1966, on the 250th anniversary of his death leibniz1
Issued by Romania in 1966, part of the culture series 'Famous Men 1966' leibniz4
Issued by Soviet Union in 1966, one of a series of stamps honouring Soviet scientists schmidt
Issued by New Hebrides in 1967 bougainville5
Issued by Niger in 1967 durer17
Issued by Italy in 1967 fermi2
Issued by Mexico in 1967 hertz_heinrich4
Issued by Mexico in 1967 maxwell1
Issued by Dubai in 1967 omar5
Issued by Egypt in 1968 (and paired with a stamp depicting Imhotep) avicenna8
Issued by Samoa in 1968
bougainville6
bougainville14
Issued by German Democratic Republic in 1968 lasker3
Issued by Pakistan in 1969 al-haytham2
Issued by Belgium in 1969, depicting a wood sculpture by Artus Quellinus albertus3
Issued by Kuwait in 1969 avicenna29
Issued by Kuwait in 1969 avicenna30
Issued by Yemen in 1969 kepler11
Issued by Yemen in 1969 kepler23
Issued by Albania in 1969 leonardo5
Issued by Monaco in 1969 leonardo36
Issued by Cyprus in 1969 (map) mercator3
Issued by Yemen in 1969 ptolemy2
Issued by France in 1970 broglie1
Issued by Cuba in 1970 leonardo13
Issued by Niger in 1970 leonardo39
Issued by Niger in 1970 newton41