Published in Annals of The Carnegie Museum, in 1923, in volume 15, pages 80-90

Published in Annals of the Carnegie Museum, in 1923, in volume 15, pages 94-95

Published in Annals of the Carnegie Museum, in 1923, in volume 15, pages 96-103

Published in Annals of The Carnegie Museum, in 1923, in volume 15, pages 108-109