OLENTANGY PARKHAS NEW FEATURESOlentangy park, Columbus, has launched its 31st season with* more attractions than ever. Whether it be a family grouporan organization of hundreds of thousands, Olentangy is better equipped this season than ever before to entertain.The management has a fixed policy of adding someLhiiig new to LUe equipment yearly, and in 1929 it has contributed liberally. Four now features stand out. They are ’‘The Tumble Bug.” a new thrill ride: a new rifle range, the finest west of Coney island; a new aviary called ‘■Birdland.*’ full ot strange birds and a steel and glass house in which is installed a giant trained chimpanzee.