(by 1932)
(1997, February)
photo-lithograph
(1943)
woodcut
(c.1943)
(1847)
lithograph
(1851)
engraving
(c.1951)
linocut
(c.1966)
screenprint
(1977)
etching
(c.1936)
(1923)
(lithograph in colour?)
(2002, April)