Published in Annals of the Carnegie Museum, in 1960, in volume 35, pages 283-314

Created: 2017-03-19, modified: 2017-03-19

Published in Annals of the Carnegie Museum, in 1960, in volume 35, pages 315-330

Created: 2017-03-19, modified: 2017-03-19

Published in Annals of the Carnegie Museum, in 1960, in volume 35, pages 331-340

Created: 2017-03-19, modified: 2017-03-19