London's Pulse: Medical Officer of Health reports 1848-1972

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Wanstead and Woodford 1937

[Report of the Medical Officer of Health for Wanstead and Woodford]

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Examination of Ordinary Milk. — The following table shows the results of thirty-three samples of ordinary milk subjected to bacteriological examination and animal inoculation test for tubercle bacilli:—

No.No. of Bacteria per 1 ml.Presence of Bacillus Coliform.Presence of Tubercle Bacilli.Remarks
416,0000.01 ml.Considered freeUnsatisfactory
57,000AbsentConsidered freeSatisfactory
69,400AbsentConsidered freeSatisfactory
1231,0000.001 ml....Unsatisfactory
1816,0000.01 ml....Unsatisfactory
1922,0000.01 ml....Unsatisfactory
20480,0000.01 ml.Considered freeUnsatisfactory
2172,0000.001 ml.Considered freeUnsatisfactory
22180,0000.001 mi.Test inconclusiveUnsatisfactory
23600,0000.001 ml.Unsatisfactory
2424,000AbsentConsidered freeSatisfactory
2518,000AbsentTest inconclusiveSatisfactory
2625,000AbsentConsidered freeSatisfactory
2748,000AbsentTest inconclusiveSatisfactory
28240,0000.01 ml....Unsatisfactory
29110,0000.01 ml....Unsatisfactory
30180,0000 01 ml....Unsatisfactory
31120,0000.001 ml....Unsatisfactory
328,500AbsentConsidered freeSatisfactory
3313,000Absent...Satisfactory
3415,8000.01 ml.Considered freeUnsatisfactory
359,000AbsentConsidered freeSatisfactory
36190,0000.001 ml....Unsatisfactory
373,200Absent...Satisfactory
3822,0000.01 ml....Unsatisfactory
397,100Absent...Satisfactory
44210,0000.001 ml....Unsatisfactory
4542,0000.01 ml....Unsatisfactory
464,800Absent...Satisfactory
4796,0000.01 ml....Unsatisfactory
48520,0000.01 ml....Unsatisfactory
5111,000Absent...Satisfactory
526,600Absent...Satisfactory

It will be observed that nineteen of the thirty-three samples examined
were reported as unsatisfactory also that tubercle bacilli was considered
to be free in all samples tested.
The samples recorded as unsatisfactory were taken from producers
consignments on delivery at the distributors premises and include consecutive
samples taken prior to satisfactory results being reported. Particulars
relating to the unsatisfactory samples were forwarded to the
authorities concerned with the production of the milk in question and the
co-operation of their Inspectors was obtained with regard to conditions
affecting the milk supply on the producers premises.