player with the best era all-time white sox

Ed Walsh has the best career ERA for the White Sox, with an ERA of 1.81.

Interpreted as:

player with the best era with a minimum of 750 IP all-time white sox

	NAME	ERA	IP	G	W	L	W%	GS	SO	CG	SHO	SV	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	Ed Walsh E. Walsh	1.81	2946.1	426	195	125	.609	312	1,732	249	57	35	2,324	591	864	23	608	51	104		11,331	75	5.29	1.86	2.85	0.07	15.3	5.4	1.00	.258	2.64	69	2.01	79	7.10	166.4
2	Frank Smith F. Smith	2.18	1718.1	237	108	80	.574	194	826	156	25	3	1,358	416	561	10	496	37	39		6,714	56	4.33	2.60	1.67	0.05	12.3	7.4	1.08	.252	2.94	91	2.33	100	7.11	-13.2
3	Eddie Cicotte E. Cicotte	2.25	2322.1	353	156	101	.607	258	961	183	28	21	2,050	581	764	23	533	22	69		9,059	26	3.72	2.07	1.80	0.09	10.6	5.9	1.11	.270	2.96	75	2.48	83	7.94	130.7
4	Jim Scott J. Scott	2.30	1892.0	317	107	114	.484	226	945	123	26	9	1,624	483	686	21	609	53	63		7,487	32	4.50	2.90	1.55	0.10	12.6	8.1	1.18	.274	3.26	85	2.63	96	7.73	21.2
5	Doc White D. White	2.30	2498.1	360	159	123	.564	301	1,067	206	42	4	2,220	638	870	28	542	93	48		9,872	49	3.84	1.95	1.97	0.10	10.8	5.5	1.11	.269	3.13	88	2.50	98	8.00	-4.7
6	Reb Russell R. Russell	2.33	1291.2	242	80	59	.576	148	495	81	24	13	1,128	335	453	7	267	18	60		5,021	21	3.45	1.86	1.85	0.05	9.9	5.3	1.08	.265	3.16	84	2.35	83	7.86	68.6
7	Nick Altrock N. Altrock	2.40	1340.0	180	78	63	.553	143	386	117	16	5	1,229	357	473	13	222	15	30		5,233	26	2.59	1.49	1.74	0.09	7.4	4.2	1.08	.265	3.18	98	2.46	102	8.25	-17.8
8	Joe Benz J. Benz	2.43	1359.2	251	77	75	.507	163	539	75	17	3	1,225	367	509	16	334	24	50		5,406	30	3.57	2.21	1.61	0.11	10.0	6.2	1.15	.269	3.37	85	2.63	91	8.11	36.6
9	Frank Owen F. Owen	2.48	1312.1	186	81	64	.559	150	426	116	16	2	1,179	361	513	16	268	35	31		5,196	16	2.92	1.84	1.59	0.11	8.2	5.2	1.10	.261	3.52	99	2.63	107	8.09	-36.6
10	Roy Patterson R. Patterson	2.75	1365.0	184	81	72	.529	152	442	119	16	2	1,327	417	568	23	273	38	29		5,519	30	2.91	1.80	1.62	0.15	8.0	4.9	1.17	.275	3.75	93	2.89	100	8.75	-9.8
11	Gary Peters G. Peters	2.92	1560.0	258	91	78	.538	216	1,098	60	18	3	1,341	506	574	102	515	46	17	40	6,442	64	6.33	2.97	2.13	0.59	17.0	8.0	1.19	.265	3.31	87	3.04	88	7.74	71.6
12	Tommy John T. John	2.95	1493.1	237	82	80	.506	219	888	56	21	2	1,362	490	573	99	460	41	5	52	6,168	67	5.35	2.77	1.93	0.60	14.4	7.5	1.22	.270	3.45	85	3.20	89	8.21	63.1
13	Chris Sale C. Sale	3.00	1110.0	228	74	50	.597	148	1,244	14	2	12	922	370	398	113	260	63	25	14	4,464	29	10.09	2.11	4.78	0.92	27.9	5.8	1.06	.291	3.23	73	3.05	74	7.48	132.1
14	Juan Pizarro J. Pizarro	3.05	1037.1	192	75	47	.615	145	793	45	10	7	903	351	408	88	380	13	27	20	4,353	31	6.88	3.30	2.09	0.76	18.2	8.7	1.24	.265	3.54	85	3.27	89	7.83	46.4
15	Lefty Williams L. Williams	3.09	1156.0	183	81	44	.648	147	506	77	10	4	1,084	397	474	30	341	45	26		4,661	13	3.94	2.65	1.48	0.23	10.9	7.3	1.23	.282	3.69	99	2.92	94	8.44	23.1
16	Joe Horlen J. Horlen	3.11	1918.0	329	113	113	.500	284	1,007	59	18	3	1,755	663	750	142	534	49	25	61	7,895	64	4.73	2.51	1.89	0.67	12.8	6.8	1.19	.262	3.52	89	3.35	95	8.24	41
17	Joe Haynes J. Haynes	3.14	1007.2	218	55	43	.561	95	318	40	3	14	1,016	352	424	50	335	14	97		4,286	20	2.84	2.99	0.95	0.45	7.4	7.8	1.34	.271	3.79	88	3.55	100	9.07	-1.9
18	Red Faber R. Faber	3.15	4086.2	669	254	213	.544	483	1,471	273	29	27	4,106	1,430	1,813	111	1,213	103	134		17,104	52	3.24	2.67	1.21	0.24	8.6	7.1	1.30	.281	3.99	84	3.43	93	9.04	124.6
19	Wilbur Wood W. Wood	3.18	2524.1	578	163	148	.524	286	1,332	113	24	57	2,422	891	1,044	193	671	57	174	62	10,472	63	4.75	2.39	1.99	0.69	12.7	6.4	1.23	.271	3.72	87	3.33	91	8.64	87.1
20	Ed Lopat E. Lopat	3.18	893.0	113	50	49	.505	109	347	72	7	1	900	316	365	55	236	11	4		3,752	6	3.50	2.38	1.47	0.55	9.2	6.3	1.27	.272	3.68	93	3.34	97	9.07	10.3
21	Billy Pierce B. Pierce	3.19	2931.0	456	186	152	.550	391	1,796	183	35	21	2,643	1,038	1,153	241	1,052	24	43	31	12,278	41	5.51	3.23	1.71	0.74	14.6	8.6	1.26	.262	3.54	82	3.42	88	8.12	156
22	Johnny Humphries J. Humphries	3.25	812.0	122	41	49	.456	102	222	47	9	3	830	293	347	38	240	21	16		3,459	10	2.46	2.66	0.93	0.42	6.4	6.9	1.32	.270	3.85	95	3.51	102	9.20	-7.4
23	Eddie Fisher E. Fisher	3.33	762.0	286	46	34	.575	49	404	6	2	44	680	282	313	71	212	12	137	16	3,131	27	4.77	2.50	1.91	0.84	12.9	6.8	1.17	.250	3.70	93	3.59	99	8.03	3.6
24	Thornton Lee T. Lee	3.33	1888.0	261	104	104	.500	232	742	142	13	6	1,851	699	843	102	633	33	22		8,007	19	3.54	3.02	1.17	0.49	9.3	7.9	1.32	.269	4.02	83	3.71	93	8.82	64
25	John Buzhardt J. Buzhardt	3.37	866.1	171	49	52	.485	127	427	31	13	2	817	324	357	73	248	30	18	30	3,597	19	4.44	2.58	1.72	0.76	11.9	6.9	1.23	.264	3.71	99	3.63	103	8.49	-12.6