Milk and dairy
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Lantern slides used for teaching agriculture at Belleville Collegiate Institute and Vocational School, Belleville, Ontario, in the 1920s.
These slides were distributed by Scott & Van Altena of 6 East 39th St., New York, for the Educational Department of the De Laval Separator Company.
De Laval Separator Company
Poultry
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Lantern slides depicting chickens, turkeys and ducks. These slides were produced by the Province of Ontario Picture Bureau, probably in the 1920s, for use in Ontario schools.
Province of Ontario Picture Bureau
Cattle and sheep
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Lantern slides used for teaching agriculture at Belleville Collegiate Institute and Vocational School, Belleville, Ontario, in the 1920s.
Horses and pigs
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Lantern slides used for teaching agriculture at Belleville Collegiate Institute and Vocational School, Belleville, Ontario, in the 1920s.