Published in Proceedings of the Davenport Academy of Natural Sciences, in 1897, in volume 6, pages 125-169

Created: 2011-06-02, modified: 2011-06-21

Published in Proceedings of the Davenport Academy of Natural Sciences, in 1897, in volume 6, pages 179-274

Created: 2011-06-02, modified: 2011-06-21