Helmut Andreas Paul Grieshaber or HAP Grieshaber was a German artist widely known and recognized for his large-scale woodcuts.
Featured image: HAP Grieshaber - Neujahrsritt,
1964 (detail). Color woodcut. 13 4/5 × 22 2/5 in. 35 × 57 cm. Edition of 10. This
is part of a limited edition set. Photo courtesy Sylvan Cole Gallery