Published in Memoirs of the Carnegie Museum, in 1928, in volume 11, issue 2, pages 87-130

Created: 2017-05-01, modified: 2017-05-01

Published in Memoirs of the Carnegie Museum, in 1928, in volume 11, issue 3, pages 131-174

Created: 2017-05-01, modified: 2017-05-01