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3
ANNUAL TESTINGS OF 143 LAMP METERS.
Reference
No.
Reading
of
Gasholder.
Per Centage
of Error.
Pressure
in tenths
of an
inch.
Friction
of
Meter.
Reference
No.
Reading
of
Gasholder.
Per Centage
of Error.
Pressure
in tenths
of an
inch.
Friction
of
Meter.
Fast.
Slow.
Fast.
Slow.
Feet.
Feet.
1
5.0
-
—
5/10
.125
45
4.98
.4
-
5/10
.125
2
4.95
1.01
—
„
.1
46
4.98
.4
—
„
.125
3
4.87
2.67
-
„
.125
47
4
2
—
„
.125
4
4.95
1.01
—
"
.075
48
5.04
-
.79
"
.125
5
4.99
.2
—
„
.125
49
493
1.42
.
"
.1
6
4.94
1.21
—
„
.125
50
5.0
-
-
„
.125
7
5.
—
-
„
.125
51
4.98
.4
.
„
.125
8
5.
-
-
"
1
52
4.92
1.63
.
„
.075
9
4.98
.4
—
„
.1
53
4.93
1.42
. '
"
.125
10
5.
-
-
"
.15
54
493
1.42
.
„
.1
11
5.
.
—
„
.1
55
4.99
.2
.
„
.1
12
4.94
1.21
—
"
.125
56
4.98
.4
.
"
.1
13
4.99
.2
—
"
.1
57
5.
.
.
„
.125
14
4.70
6.38
—
„
.05
58
4.99
.2
.
"
.125
15
4.93
1.42
—
„
.15
59
5.
.
.
„
.1
16
4.96
.81
.
„
.15
60
4.82
373
-
„
.1
17
5.
.
.
"
.15
61
493
1.42
.
"
.1
18
4.99
.2
.
"
.125
62
4.95
101
.
"
.125
19
4.82
373
—
"
.1
63
4.94
1.21
.
„
.1
20
5.
.
.
"
.125
64
5.02
.
.4
„
.125
21
4.99
.2
—
"
.1
65
4.91
1.83
.
„
.125
22
4.95
1.01
.
"
.125
66
4.92
1.63
.
„
.1
23
4.98
.4
—
"
.125
67
5.05
.
.99
„
.125
24
4.92
1.63
—
"
.1
68
5.04
.
.79
„
.075
25
4.89
2.25
—
"
.15
69
5.01
—
.2
„"
.125
26
50
—
—
"
.125
70
5.
.
.
„
.1
27
4.97
.6
.
"
.1
71
4.99
.2
.
„
.1
28
4.98
.4
—
"
.125
72
4.96
.81
.
„
.075
29
4.98
.4
—
„
.125
73
4 98
.4
.
„
.075
30
4.95
1.01
—
"
.1
74
5.0
—
.
„
.125
3l
4.94
1.21
. '
.125
75
4.05
1.01
.
„
.075
32
5.01
—
.2
"
.125
76
4.98
.4
.
„
1
33
50
—
—
"
.125
77
5.
.
.
„
.125
34
4.95
1.01
—
"
.125
78
5.02
.
.4
„
.1
35
4 95
1.01
—
„
.125
79
4.98
.4
.
„
1
36
4.97
.6
—
"
.125
80
5.06
.
1.19
„
.1
37
4.94
1.21
.
"
.125
81
5.
.
.
„
.1
38
4.95
1.01
—<
"
.1
82
4.93
1.42
.
„
.125
39
5.03
.
.6
„
.125
83
4.99
.2
.
„
.1
40
494
1.21
—
"
.1
84
5.
.
.
„
1
41
4.95
1.01
—
"
.125
85
4 .93
1.42
.
„
1
42
5.05
.
.99
"
.125
86
4.94
1.21
.
„
.1
43
4.94
1.21
—
"
.125
87
4.95
1.01
.
„
.1
44
4.92
1.63
-
„
.125
88
4.99
.2
—
„
.1