Das Lied Von Der Erde - Woodcut Block Print - W. Bust Nielson 1978-81A usual surrealist type woodcut block print, titled Das Lied Von Der Erde ( The Song of the Earth). Signed and stamped W Bust Nielson, 1978 81. Artists Proof. Signed, titled & dated in pencil along side EA. AP (artists proof) Also sometimes called by its French name, epreuve dartiste, or EA, this is effectively a test print for the artist to check the plate from which the final image is printed. Ironically, in the early days of printmaking, these were