Scope and Contents From the Record Group: The William B. Drew collection consists of materials from Drew’s Cinchona mission in Ecuador, reports about the effects of herbicide in South Vietnam, reports about swidden (slash and burn) to forest in Thailand, and the essay “History of the Botany and Plant Pathology Department from 1945-1973.” In this essay Drew writes about his time as a professor and head of the department and describes events in the department as well as faculty members. The collection also includes MSU...