 The mechanism powering the ride is a 40 @-@ foot ( 12 @-@ meter ) diameter Mangels @-@ Illions manufactured carousel , but it is uncertain whether this exactly matches the original Mangels @-@ Illions mechanism . The whole assembly has a diameter of 42 feet ( 13 meters ) . The organ , a 1919 Wurlitzer carousel organ model 146B , is of a type designed specifically for carousels . 
