'Pock-marked faces: A curious illusion', anti-vaccination leaflet
1880-1890
1880-1890
1948
1945-1955
1946
1939
1983
1983
1983
1983
1983
1966
circa 1950
1973
1966
1946
2005
2000
1952
1964
1965
1941
2023
1955-1965
1956-1958
1970-1980
1984-1986
1950-1955