Relativity 1953 Lithograph

Puddle 1952 woodcut in black, green and brown, printed from 3 blocks

Plane-filling Motif with Reptiles 1941 woodcut

San Gimignano 1923 woodcut

Ascending and Descending 1960 Lithograph

Gallery 1946 (1st state) till 1949 (further states), Mezzotint, 4th state

Tree 1919 woodcut