BellBoard

 2314567890E         9  16  18  19	
 =================================
 1234567809E  1s,6s-8,10-13,15s-16  (20 sixes)
 24135678E90            2,15-16,18
 3142                s   s   2	
 32146587E90      4s-5,7-10,13s,16  (20 sixes)
 3142                        2	
 1354628709E            2,15-16,19
 142365                      -   -
 415263                  s       -
 423165                      -   -	
 1243650E897     3,9s,12-13,16s,18
 1324                        -
 4231                s   s   2		
 2453618709E        3,12-13,16s,19
 231465                      -   -
 325164                  s       -
 314265                      -   -	
 =================================
 Repeat with the following alterations:
 1st course:  2,7s,13s,15s,18
 2nd course:  18
 5th course:  4-10,13s,16 (20 sixes)
 Last course: 3,7,12,15s,23,26,28,31,33 (34 sixes)