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1. Lubricating-oil sprays for use on dormant fruit trees (id:33760)

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2. Insect enemies of the flower garden (id:ORC00000434)

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3. The avocado : its insect enemies and how to combat them (id:ORC00000405)

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4. Insects injurious to deciduous shade trees and their control (id:ORC00000330)

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5. The oyster-shell scale and the scurfy scale (id:33649)

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6. The San Jose scale and its control (id:ORC00000225)