Date: | 1914 |
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Description: | Illustration made for International Harvester's Agricultural Extension Department to demonstrate the danger of pests, including diseases carried by insects... |
Date: | 1915 |
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Description: | A group of students and a teacher are sitting at desks in a classroom while listening to a lesson on the dangers of house flies. Agricultural lecture chart... |
Date: | 1915 |
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Description: | A student is using a pointer to direct the attention of seated students toward a poster labeled "Life Cycle of a Fly" during a lesson on the dangers of hou... |
Date: | 1910 |
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Description: | An International Harvester "sprayer" mounted on a wagon, possibly intended for pesticide application (or in this context, window washing?). The wagon is pa... |
Date: | 1910 |
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Description: | Two men are standing on top of what appears to be a sprayer, probably for use in orchards (though the urban setting suggests the possibility of other appli... |
Date: | 1917 |
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Description: | Two young children working barefoot in a field. J.C. Allen. |
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