Published in University of Kansas Science Bulletin, in 1936, in volume 24, pages 469-473

Created: 2009-12-23, modified: 2011-06-21

Published in University of Kansas Science Bulletin, in 1936, in volume 24, pages 475-503

Created: 2009-12-23, modified: 2011-06-21

Published in University of Kansas Science Bulletin, in 1936, in volume 24, pages 505-537

Created: 2009-12-23, modified: 2011-06-21

Published in University of Kansas Science Bulletin, in 1936, in volume 24, pages 539-693

Created: 2009-12-23, modified: 2011-06-21

Published in University of Kansas science bulletin, in 1936, in volume 24, issue 12, pages 187-201

Created: 2015-10-06, modified: 2015-10-06