London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
City of London 1932
[Report of the Medical Officer of Health for Port of London]
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TABLE SHOWING RATS EXAMINED BY ZONES, SPECIES AND MONTHS.
Zones
1932.
February
March
April
May
June
July
August
September
October
November
December
1933.
January
Totals for whole
period.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Bl.
Br.
Total
A.
—
—
2
—
5
6
9
4
11
2
3
3
5
6
5
6
4
2
11
3
7
—
6
—
68
32
100
B.
—
—
2
3
27
7
28
2
129
5
48
15
17
24
18
26
16
3
5
1
—
—
8
5
298
91
389
C.
—
2
7
2
2
1
5
2
6
5
2
3
3
5
3
3
3
3
5
1
1
—
1
2
38
29
67
D.
1
1
4
8
1
6
5
4
2
3
1
1
—
—
—
—
4
2
2
6
3
—
—
—
23
31
54
E.
1
3
4
7
2
7
1
2
1
1
4
4
13
4
13
4
4
6
5
3
2
—
3
—
53
41
94
F.
—
1
2
1
—
—
—
—
2
—
1
—
—
—
—
—
—
8
5
—
—
4
—
17
7
24
2
7
21
21
37
27
48
14
151
16
59
26
38
39
39
39
31
16
36
19
13
—
22
7
497
231
728
Totals
9
42
64
62
167
85
77
78
47
55
13
29
728
TABLE SHOWING TOTALS OF DIFFERENT SPECIES OF RATS COLLECTED EACH MONTH.
Species
1932.
February
March
April
May
June
July
August
September
October
November
December
1933.
January
Totals
C. fasciatus
8
79
146
100
444
273
245
240
79
201
10
37
1,862
L. musculi
—
1
1
5
100
84
60
83
16
13
1
6
370
C. agyrtes
7
—
—
2
—
—
—
—
—
—
—
•—
9
C. felis
—
—
—
—
2
1
—-
—
1
—
—
1
5
X. cheopis
—
—
—
—
—
—
—
—
—
—
—
—
—
C. londiniensis
—
—
—
—
—
—
—
—
—
—
—
—
—
Totals
15
80
147
107
546
358
305
323
96
214
11
44
2,246
TABLE SHOWING C. FASCIATUS AND TOTAL-FLEA INDICES EACH MONTH.
1932.
February
March
April
May
June
July
August
September
October
November
December
1933.
January
C. fasciatus index
0.8
1.8
2.2
1.6
2.6
3.2
3.1
3.0
1.6
3.6
0.8
1.2
Total index
1.6
1.9
2.2
1.7
3.2
4.2
3.9
4.1
2.0
3.8
0.8
1.5
28