Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 11-62

Published in Annals of the Carnegie Museum, in 1938, in volume 27, pages 63-85

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 87-108

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 109-111

Published in Annals of the Carnegie Museum, in 1938, in volume 27, pages 113-120

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 129-150

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 151-153

Published in Annals of the Carnegie Museum, in 1938, in volume 27, pages 155-158

Published in Annals of the Carnegie Museum, in 1938, in volume 27, pages 159-166

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 167-170

Published in Annals of the Carnegie Museum, in 1938, in volume 27, pages 171-206

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 251-253

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 255-270

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 275-286

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 287-293

Published in Annals of The Carnegie Museum, in 1938, in volume 27, pages 295-299

Published in Annals of the Carnegie Museum, in 1938, in volume 27, pages 301-310