Del Mason was 5-12 with an ERA of 3.14 and 45 strikeouts in 25 appearances in his rookie season in his last season.

		NAME	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1		Del Mason D. Mason	1907	CIN	25	5	12	.294	17	3.14	45	13	1	0	146.0	144	51	68	2	55	6	8		580	0	2.77	3.39	0.82	0.12	7.8	9.5	1.36	.301	4.19	125	2.99	112	8.88	-4.6

Games

	NAME	DATE	SEASON	TM		OPP	DEC	GS	ERA	SO	CG	SHO	IP	H	ER	R	HR	BB	HBP	GF	TBF
1	Del Mason D. Mason	8/16/1907	1907	CIN	@	NYG		1		6	1	0	9.0	8		4	0	3	2	0	36
2	Del Mason D. Mason	8/1/1907	1907	CIN	vs	PHN		0		1	0	0	4.0	3		2	0	2	0	1	16
3	Del Mason D. Mason	7/29/1907	1907	CIN	vs	PHN		0		0	0	0	1.0	0		0	0	1	0	1	4
4	Del Mason D. Mason	7/16/1907	1907	CIN	@	PHN		0		1	0	0	2.0	2		1	0	3	0	1	10
5	Del Mason D. Mason	7/11/1907	1907	CIN	@	NYG	L	1		2	1	0	8.0	14		10	2	4	0	0	37
6	Del Mason D. Mason	7/6/1907	1907	CIN	@	BSN		1		1	0	0	3.0	6		3	0	1	0	0	15
7	Del Mason D. Mason	7/2/1907	1907	CIN	@	CHC		0		0	0	0	1.0	1		1	0	1	0	1	5
8	Del Mason D. Mason	6/30/1907	1907	CIN	vs	SLN		0		1	0	0	1.0	2		1	0	0	0	1	4
9	Del Mason D. Mason	6/30/1907	1907	CIN	vs	SLN		1		0	0	0	1.0	2		3	0	0	0	0	6
10	Del Mason D. Mason	6/27/1907	1907	CIN	vs	SLN	W	0		0	0	0	4.2	4		0	0	1	0	1	15
11	Del Mason D. Mason	6/25/1907	1907	CIN	@	PIT	W	0		1	0	0	3.0	3		1	0	3	0	1	15
12	Del Mason D. Mason	6/22/1907	1907	CIN	@	PIT	L	1		0	0	0	6.0	8		6	0	4	0	0	25
13	Del Mason D. Mason	6/17/1907	1907	CIN	vs	NYG	L	1		3	1	0	9.0	13		9	0	5	0	0	44
14	Del Mason D. Mason	6/11/1907	1907	CIN	vs	BSN	L	1		3	1	0	9.0	11		2	0	1	0	0	36
15	Del Mason D. Mason	5/29/1907	1907	CIN	@	SLN	W	1		3	1	1	9.0	5		0	0	1	0	0	33
16	Del Mason D. Mason	5/24/1907	1907	CIN	@	PIT	L	0		0	0	0	1.0	2		1	0	0	0	1	5
17	Del Mason D. Mason	5/22/1907	1907	CIN	@	BKN	L	1		2	1	0	8.0	8		2	0	0	0	0	31
18	Del Mason D. Mason	5/18/1907	1907	CIN	@	PHN	L	1		3	1	0	8.0	5		3	0	7	0	0	33
19	Del Mason D. Mason	5/13/1907	1907	CIN	@	NYG	L	1		5	1	0	11.1	7		1	0	5	0	0	44
20	Del Mason D. Mason	5/8/1907	1907	CIN	@	BSN	L	1		1	1	0	8.0	9		6	0	3	1	0	34
21	Del Mason D. Mason	5/2/1907	1907	CIN	vs	CHC	W	1		3	1	0	9.0	6		1	0	2	1	0	34
22	Del Mason D. Mason	4/28/1907	1907	CIN	vs	PIT	L	1		1	0	0	4.0	6		4	0	3	0	0	18
23	Del Mason D. Mason	4/23/1907	1907	CIN	@	CHC	L	1		2	1	0	8.0	5		4	0	2	2	0	33
24	Del Mason D. Mason	4/20/1907	1907	CIN	@	SLN	L	1		4	1	0	8.0	9		2	0	1	0	0	33
25	Del Mason D. Mason	4/15/1907	1907	CIN	vs	SLN	W	1		2	1	0	9.0	5		1	0	2	0	0	35
	Total							17	3.14	45	13	1	146.0	144	51	68	2	55	6	8	580