Large green plate by Karl Martz, 1937.
16-16.5 inches (41 cm) in diameter.
This plate was acquired in the Southwestern USA (Tuscon, Arizona or
Las Vegas, Nevada) by Maureen Falk, who generously returned it to
the descendents of Karl Martz in 2013. It can be seen in these 1938 photos of the
Pink House showroom: