Anton Prinner (Anna Prinner, known as) (1902-1983) Triangles and lines, constructivist compositions. 1934. Two copperplates engraved with a burin. 320 x 105. Each crossed out with a chisel line in the upper right corner. Inked and varnished. Subjects to be compared with the engraving of the same cycle reproduced in Anton Prinner, exhibition catalog, Abbaye Sainte-Croix, Les Sables d'Olonne and Hungarian Institute, Paris 2006-2007, p. 63.