Scope and Content The collection (1936-1984, undated) includes conservation plans, correspondence, project reports, policies and procedures, budget and financial information, damage reports, design criteria, work and design plans, criteria for watershed treatment, treatment plans, legal documents, meeting minutes, photographs, reports and various data and statistics gathered on the watershed and its subwatersheds. The collection does not contain the personal papers of Tonsfeldt, but consists of materials...