
'Pock-marked faces: A curious illusion', anti-vaccination leaflet
1880-1890
1880-1890
1948
1955-1965
1953
1970
2020
1983
1983
1964
1983
1965
1983
circa 1950
1973
1946
2005
1966
1932
1961
1984-1986
1970-1980
1950-1955
2000
circa 1991
1990-1995
1956-1958
1952
1942
1965
1945
1941