C. Gordon (Charles Gordon) 1 Hewitt

Instructions to Importers of Trees, Plants and Other Nursery Stock into Canada [microform]

Descrutive Insect and Pest Act and Regulations Issued Thereunder [microform]

Large Larch Saw-Fly (Nematus Erichsoni) [microform]

House-Fly

Applied Entomology in Canada [microform]

Control of Insect Pests in Manitoba [microform]

Insect Food of Fresh-Water Fishes [microform]