The organization of the Forest Insect and Disease Survey, a continuing project of the Forest Entomology and Pathology Branch, Department of Forestry,was reviewed. Typical field and laboratlory operations in entomology at regional survey units were shown. The specific subject matter of the display included: a pictorial review of field sampling and insectary procedures; aids to identification of immature insects; a method of aerial survey wing an operational recorder; the life histories of seven species of defoliators; the establishment and spread of winter moth in the Maritimes and satin moth in British Columbia; and finally, machine methods of recording Survey data and procedures used in preparing the current series of national compilation of Forest Lepidoptera of Canada.