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Cheese making at the Blanchard-Nissouri Cheese Factory - Part 1
1989
Ingersoll, Ontario, Canada

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1. Milk Cans were hoisted to the weigh-in vat with the aid of milk pail slings and a crane
2. The Milk was poured into the weigh-in vat.

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Milk on Wagons
1880?
Oxford County, Ontario, Canada

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Milk Cart
Oxford County, Ontario, Canada
TEXT ATTACHMENT


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Milk Pail on Crane
1890?
Ingersoll, Ontario, Canada
TEXT ATTACHMENT


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Scale and Weigh in Vat
1890?
Oxford County, Ontario, Canada
TEXT ATTACHMENT


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3. Having weighed the milk, sample portions were taken to be used in the Babcock Tester.
4. The Babcock Tester operated as follows to determine the butterfat content of the milk:
i) 17.5cc of milk was taken into a pipette and placed in a test tube.
ii) 17.5cc of sulfuric acid was added to the milk sample.
iii) The test tube whirled in the centrifuge of the Babcock Tester for five minutes.

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Test Tubes used to measure butterfat content in milk
1900?
Oxford County, Ontario, Canada
TEXT ATTACHMENT


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Babcock Tester
1880-1920
Oxford County, Ontario, Canada
TEXT ATTACHMENT


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Babcock Tester (hand crank)
Early 20th Century
Oxford County, Ontario, Canada
TEXT ATTACHMENT


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Babcock Tester (steam powered)
Early 20th Century
Oxford County, Ontario, Canada
TEXT ATTACHMENT


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Babcock Tester (hand crank)
Early 20th Century
Oxford County, Ontario, Canada
TEXT ATTACHMENT


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iv) Pressure caused the butterfat to raise to the neck of the test tube where it was measured with calipers.

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Calipers
1900?
Oxford County, Ontario, Canada
TEXT ATTACHMENT