KALEIDOPHONE. 



189 



curious instrument, called the Kaleidophone, which 

 is shown in Fig. 43. It consists of a circular 

 base of wood AB, about nine inches in diameter 

 and one inch thick, and having four brass sockets 

 firmly fixed into it at C, D, E, and F. Into these 

 sockets are screwed four vertical steel rods C, D, 

 E, and F, about thirteen or fourteen inches long ; 

 one being a square rod, another a bent cylindrical 

 Fig. 44. 





