Arnold Ronnebeck,
Arnold
Ronnebeck
(1885-1947)
 
Colorado Mine Study,
circa 1932
 
graphite,
Estate Stamp verso
8 ¼ x 12 inches
Arnold
Ronnebeck
(1885-1947)
 
Colorado Mine Study,
circa 1932
 
graphite,
Estate Stamp verso
8 ¼ x 12 inches
Arnold
Ronnebeck
(1885-1947)
 
Colorado Mine Study,
circa 1932
 
graphite,
Estate Stamp verso
8 ¼ x 12 inches
Arnold
Ronnebeck
(1885-1947)
 
Colorado Mine Study,
circa 1932
 
graphite,
Estate Stamp verso
8 ¼ x 12 inches