The St. Louis Cardinals had the most runs by an NL team in a loss in 1937, with 12 runs on July 5, 1937 and on April 24, 1937.

Interpreted as:

most runs by an nl team in a regular-season loss in 1937

	TEAM	R	L	DATE	TM		OPP	RESULT	W	L%	AB	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	GIDP	AVG	OBP	SLG	OPS
1	Cardinals	12	1	7/5/1937	SLN	@	CHC	L 12-13	0	1.000	60	19	3	2	0	12	5	0	10	2	0	65	26	5	0	1	.317	.369	.433	.803
2	Cardinals	12	1	4/24/1937	SLN	vs	CHC	L 12-13	0	1.000	37	12	2	0	2	12	6	0	4	2	0	43	20	4	0	0	.324	.419	.541	.959
3	Reds	11	1	7/24/1937	CIN	@	PHN	L 11-13	0	1.000	41	15	1	1	1	9	2	1	4	0	0	44	21	3	0	1	.366	.409	.512	.921
4	Reds	11	1	4/22/1937	CIN	vs	SLN	L 11-14	0	1.000	38	14	1	1	0	11	6	2	2	1	0	47	17	2	1	0	.368	.478	.447	.926
5	Phillies	10	1	7/16/1937	PHN	vs	SLN	L 10-18	0	1.000	48	18	5	0	1	10	5	0	3	1	0	53	26	6	0	0	.375	.434	.542	.976
6	Phillies	10	1	7/13/1937	PHN	vs	NYG	L 10-11	0	1.000	41	16	2	1	3	10	2	1	6	1	0	46	29	6	2	2	.390	.432	.707	1.139
7	Phillies	10	1	5/9/1937	PHN	vs	CIN	L 10-21	0	1.000	43	15	1	0	0	9	3	0	2	0	0	46	16	1	0	1	.349	.391	.372	.763
8	Phillies	9	1	7/4/1937	PHN	vs	BSN	L 9-14	0	1.000	40	15	2	0	0	9	3	0	2	0	0	43	17	2	0	0	.375	.419	.425	.844
9	Cardinals	9	1	6/29/1937	SLN	vs	CHC	L 9-11	0	1.000	38	11	2	0	3	9	7	0	6	0	0	45	22	5	0	0	.289	.400	.579	.979
10	Reds	9	1	5/22/1937	CIN	vs	PHN	L 9-19	0	1.000	36	12	2	0	0	8	6	0	4	1	0	42	14	2	0	1	.333	.429	.389	.817
11	Phillies	8	1	9/14/1937	PHN	@	SLN	L 8-9	0	1.000	53	14	4	0	1	7	2	0	6	1	0	56	21	5	1	2	.264	.291	.396	.687
12	Phillies	8	1	9/2/1937	PHN	vs	PIT	L 8-11	0	1.000	37	12	2	0	0	6	7	0	5	1	0	44	14	2	0	1	.324	.432	.378	.810
13	Cubs	8	1	8/15/1937	CHC	vs	CIN	L 8-9	0	1.000	36	13	1	1	1	8	6	0	1	1	0	42	19	3	0	4	.361	.452	.528	.980
14	Reds	8	1	7/31/1937	CIN	vs	PHN	L 8-10	0	1.000	42	14	1	2	1	8	2	0	4	0	0	44	22	4	0	1	.333	.364	.524	.887
15	Giants	8	1	7/27/1937	NYG	@	SLN	L 8-9	0	1.000	41	14	4	0	0	8	2	0	6	0	0	45	18	4	2	1	.341	.372	.439	.811
16	Pirates	8	1	7/17/1937	PIT	@	PHN	L 8-9	0	1.000	42	17	2	0	1	7	2	1	2	0	0	45	22	3	0	0	.405	.444	.524	.968
17	Phillies	8	1	6/13/1937	PHN	vs	CHC	L 8-16	0	1.000	39	13	3	1	2	8	5	0	5	0	0	44	24	6	0	1	.333	.409	.615	1.024
18	Phillies	8	1	6/4/1937	PHN	vs	CIN	L 8-9	0	1.000	40	15	3	1	2	8	2	0	1	0	0	42	26	6	0	2	.375	.405	.650	1.055
19	Dodgers	8	1	5/3/1937	BKN	vs	PHN	L 8-14	0	1.000	39	10	2	1	0	7	9	0	6	0	0	48	14	3	0	1	.256	.396	.359	.755
20	Cubs	7	1	9/23/1937	CHC	vs	NYG	L 7-8	0	1.000	38	12	3	1	0	7	5	0	6	0	0	43	17	4	0	1	.316	.395	.447	.843
21	Cardinals	7	1	9/18/1937	SLN	vs	BSN	L 7-8	0	1.000	45	14	2	0	0	7	2	0	6	0	0	47	16	2	0	0	.311	.340	.356	.696
22	Cardinals	7	1	9/12/1937	SLN	vs	CIN	L 7-10	0	1.000	41	15	4	1	0	7	1	0	3	0	0	43	21	5	1	0	.366	.381	.512	.893
23	Dodgers	7	1	9/8/1937	BKN	vs	NYG	L 7-9	0	1.000	38	13	3	0	1	7	0	0	2	0	0	39	19	4	1	0	.342	.342	.500	.842
24	Giants	7	1	9/3/1937	NYG	vs	BKN	L 7-15	0	1.000	43	15	2	0	1	6	2	1	3	0	0	46	20	3	0	0	.349	.391	.465	.856
25	Bees	7	1	8/28/1937	BSN	vs	CHC	L 7-10	0	1.000	43	13	1	1	1	7	3	0	8	0	0	46	19	3	0	1	.302	.348	.442	.790