Christian Kruck was a German artist who developed his own process for his color lithographs, which gave his prints a watercolor-like character.
Featured image: Christian Kruck - Landschaft mit
Pinien, 1965 (detail). Color lithograph. 20 1/10 × 25 4/5 in. 51 × 65.5 cm. Edition
of 65. This is part of a limited edition set. Photo courtesy Sylvan Cole