The Annual Report on the Health of the Parish of St. Mary Abbotts, Kensington, during the year 1874

by T. Orme Dudfield

January.
	Illuminating Power in Standard Sperm Candles.	Amount ofImpurity.
		Sulphuretted Hydrogen.	Ammonia per 100 feet, grains.	Sulphur per 100 feet, grains.
1	20.7	None	7.4	23 0
2	21.1	„	5.0	23.3
3	20.3	„	4.6	...
5	20.2	„	7.5	23.7
6	22.2	„	6.4	23.1
7	22.4	„	4.6	22.1
8	22.4	„	4.2	22.5
9	22.7	„	3.8	21.4
10	21.9	„	3.2	21.8
12	22.7	„	...	22.3
13	22.2	„	4.6	22.6
14	22.2	„	5.0	18.4
15	22 3	„	5.2	15.1
16	22.1	„	5.2	20.3
17	20.2	„	3.2	19.7
19	20.7	„	2.0	21.0
20	21.0	„	4.0	22.4
21	Not received.
22	19.7	„	4.6	22.8
23	20 8	„	2.4	23.3
24	19.6	„	2.2	24.2
26	22 2	„	2.4	24.0
27	Not received.
28	20.2	„	4.0	23.6
29	20.9	„	3.0	17.3
30	21.0	„	2.6	24.3
31	20.5	„	1.7	24.0
Mean	21.28	„	4.11	21.92
February.
2	20.7	None	1.8	21.0
3	20.5	„	1.6	20.8
4	22.1	„	1.8	19.2
5	20.9	„	1.2	18 8
6	21.1	„	0.6	19.1
7	21.7	„	1.2	...
9	21.7	„	1.2	...
10	21.2	„	1.4	...
11	20.7	„	1.2	...
12	21.7	„	0.8	...
13	22.1	„	0.6	20.6
14	22.0	„	1.0	20 9
16	22.8	„	1.3	19.1
17	22.9	„	1.6	18.8
18	22.5	„	1.2	18.8
19	22.5	„	1.2	15.7
20	21.1	„	1.0	15.4
21	Not received.
23	22.6	„	0.6	16.1
24	21.3	„	2.0	16.4
25	21.3	„	0.6	16.8
26	22.6	„	1.0	16.0
27	23.3	„	1.2	19.2
28	21.1	„	0.0	19.6
Mean	21.76		1.15	18.46
March.
2	21.4	None	2.4	19.2
3	21.0	„	0.2	10 4
4	21.9	„	0.8	13.0
5	21.3	„	1.0	14.5
6	22.8	„	1.0	15.1
7	21.9	„	1.0	15.1
9	22.1	„	0.8	15.3
10	21.0	„	1.4	15.3
11	21.4	„	0.0	12.9
12	20 4	„	1.0	14.3
13	20.9	„	0.6	15.1
14	21.0	„	0.6	16.4
16	21.1	„	0.4	17.7
17	21 6	„	1.2	17.1
18	21.5	„	2.0	17.2
19	21.4	„	0.8	17.5
20	21.2	„	0.5	17.3
21	21.8	„	1.0	17.3
23	21.9	„	...	...
24	21.2	„	...	...
25	21.7	„	...	...
26	21 4	„	...	...
27	21.0	„	0.8	...
28	21.4	„	0.6	15.5
30	21.1	„	0.8	15.7
31	22.9	„	0.0	16.0
Mean	21.47	„	0.86	15.63

TABLE XIV.
QUARTERLY RETURN
Of the Chief Gas Examiner

Cannel Gas.

Results of the Daily Testings of the Gas supplied by the Gas Light and Coke Company to the Testing Station at 123, Ladbroke Grove, Notting Hill, during the months of April, May, and June, 1874.

April.
	Illuminating Powerin Standard Sperm Candles.		Amount ofImpurity.
			Sulphuretted Hydrogen.		Ammonia per 100feet, grains.		Sulphur per 100 feet, grains.
1	22.1		None		None		17.0
2	23.0		„		„		13.7
3	Not received
4	22.1	„		0.4		14.2
6	Not received
7	21.7	„		2.4		16.8
8	21.5	„		0.6		17.8
9	22.5	„		1.2		16.9
10	22.2	„		...		17.2
11	22.3	„		None		17.2
13	22.7	„		0.4		17.3
14	21.0	„		0.4		17.3
15	21.0	„		1.4		17.1
16	22.9	„		0.7		17.4
17	21.6	„		0.4		19.0
18	21.2	„		0.2		17.9
20	22.2	„		0.0		19.5
21	Not received
22	22.5	„		0.2		9.5
23	22.5	„		1.4		18.7
24	22.2	„		0.6		18.1
25	23.0	„		0.4		18.2
27	22 2	„		0.0		18.0
28	22.0	„		0.0		18.1
29	21.2	„		1.0		15.4
30	Not received
Mean	22.04	„		0.56		17.37
May.
1	21.9	„		0.2		16.6
2	21.5	„		0.6		16.4
4	20.9	„		None		18 4
5	21.5	„		„		18.9
6	22.0	„		„		17.4
7	21.4	„		0.8		17.4
8	21.4	„		None		20.2
9	20 5	„		„		17.9
11	Not received
12	21.5	„		„		18.9
13	21.6	„		1.0		1 .8
14	22.0	„		0.8		16.7
15	22.2	„		0.2		16.3
16	20.7	„		None		17.9
18	21.2	„		0.4		16.0
19	21.6	„		0.4		17.3
20	21.8	„		0.8		17.8
21	21.4	„		0.6		17.7
22	Not received
23	21.7	„		0.4		18.0
25	Not received
26	21.7	„		0.6		18.4
27	21.7	„		0.4		20.0
28	21.7	„		0.6		19 9
29	22 0	„		0.5		19.3
30	21.4	„		0.6		18.3
Mean	21.53	„		0.39		17.97
June.
1	21.3	None		None		17.9
2	21 3	„		0.4		19.1
3	21.5	„		None		18.2
4	21.6	„		„		17.8
5	22.0	„		„		...
6	Not received
8	22.0	„		„		17.8
9	21.9	„		„		...
10	21.8	„		0.8		...
11	20.8	„		1.2		17.7
12	20.3	„		0.5		17.8
13	20.7	„		0.8		17.1
15	20.6	„		1.0		17.3
16	20.8	„		0.6		17.3
17	21.1	„		0.6		16.9
18	21.1	„		0.5		16.1
19	Not received
20	Not received
22	21.4	„		0.5		16.2
23	21.4	„		1.0		17.4
24	Not received
25	Not received
26	Not received
27	21.4	„		0.8		17.3
29	21.4	„		05		17.3
30	21.3	„		0.4		16.4
Mean	21.28	„		0.48		17.39

TABLE XV.
QUARTERLY RETURN
Of the Chief Gas Examiner.

Common Gas.

Results of the Daily Testings of the Gas supplied by the Gas Light and Coke Company to the Testing Station at 123, Ladbroke Grove, Notting Hill, during the months of July, August, and September, 1874.

July.
	Illuminating Power in Standard Sperm Candles.	Amount ofImpurity.
		Sulphuretted Hydrogen.	Ammonia per 100 feet,grains.	Sulphur per 100 feet, grains.
1	18.6	None	0.8	16.4
2	17.6	„	1.2	19.2
3	...	„	0.0	19.1
4	...	„	1.2	19.6
6	...	„	0.0	20.4
7	17.6	„	0.8	20.1
8	17.6	„	0.8	20.2
9	17.4	„	1.0	20.2
10	17.4	„	1.0	20.3
11	17.3	„	0.0	19.3
13	17.5	„	1.8	19.6
14	17.3	„	1.0	20.3
15	17.5	„	0.0	20.5
16	16.6	„	0.0	19.5
17	16.6	„	1.0	19.4
18	16.7	„	0.6	19.4
20	16.9	„	0.2	19.4
21	16.8	„	0.0	16.0
22	17.0	„	0.0	14.4
23	17.2	„	0.0	16.0
24	Not received
25	16.8	„	0.0	16.5
27	16.7	„	0.0	16.0
28	16.7	„	0.0	16.3
29	16.5	„	0.4	16.2
30	16.6	„	0.6	26.4
31	17.1	„	0.6	16.5
Mean	17.13	„	0.50	18.76
August.
1	16.8	None	0.3	15.7
3	Not received
4	17.0	„	0.8	17.0
5	16.6	„	0.6	17.2
6	16.6	„	0.6	17.4
7	17.2	„	0.0	17.1
8	16.9	„	0.6	16.9
10	16.9	„	0.4	18.5
11	16.9	„	0.4	18.1
12	16.5	„	0.0	18.5
13	16.8	„	0.4	18.4
14	16.9	„	1.0	18.8
15	16.7	„	0.4	8.4
17	16.5	„	0.6	18.6
18	16.1	„	0.3	18.1
19	16.4	„	0.4	17.6
20	16.3	„	0.5	17.5
21	Not received
22	16.5	„	0.5	17.4
24	16.9	„	0.6	19.8
25	16.5	„	0.0	19.7
26	16.5	„	0.0	18.4
27	16.9	„	0.0	17.7
28	Not received
29	16.4	„	0.0	...
31	17.3	„	0.0	...
Mean	16.70	„	0.37	17.93
September.
1	16.8	None	...	...
2	16.7	„	...	...
3	16.7	„	...	...
4	16.6	„	...	...
5	17.1	„	None	...
7	17.3	„	„	16.5
8	16.7	„	„	16.6
9	16.6	„	„	16.5
10	16.2	„	„	21.8
11	17.0	„	0.6	18.6
12	16.6	„	0.3	15.3
14	16.5	„	0.4	18.1
15	17.1	„	0.0	16.9
16	17.0	„	1.2	16.8
17	Not received
18	16.7	„	None	17.1
19	16.8	„	„	17.1
21	16.7	„	„	17.1
22	16.8	„	„	17.4
23	16.6	...	„	17.4
24	16.8	...	„	17.1
25	16.9	...	„	17.0
26	17.1	„	0.5	17.1
28	17.5	„	0.0	16.9
29	16.6	„	0.6	14.3
30	17.4	„	0.6	17.9
Mean	16.83	„	0.15	17.17

TABLE XVI.
QUARTERLY RETURN
Of the Chief Gas Examiner.