Tip Openings	35	36	37	38	39	41	42	45	46	47	50	52	54	58	60	62	64	66	68	70	71	75
Arb Facings					2-2*		3-3*		4-4*		5-5*		6-6*	7-7*		8-8*		9-9*
Selmer	A	HS	A*		HS*		B*		C-C*
Brilhart			1-1*		2-2*		3-3*		4-4*		5-5*		6-6*	7-7*
Berg Larson											50		55	60		65		65		70		75
Beechler (S-L)			2		3		4		5		6		7	8
Runyon				1		2		3		4		5			6		7		8		9