Subseries 1.1 Lee de Forest Correspondence 1888-1961
Series Scope and Content Summary
Subseries 1.2 Marie de Forest Correspondence 1952-1978
Subseries 1.3 United Engineering Laboratories Correspondence 1950-1958
Series Scope and Content Summary
Series 2. Administrative and Financial Records 1900-1967
Subseries 2.2 De Forest Corporate Records and Ephemera 1900-1952
Series Scope and Content Summary
Subseries 2.3 The Lee deForest Foundation Records 1950-1954
Series Scope and Content Summary
Series 3. Lee de Forest Research and Reference Materials 1891-1961
Series 5. Autobiography and Diaries 1891-1955
Series Scope and Content Summary
Series 7. Lee and Marie de Forest unpublished literature 1899-1961
Series Scope and Content Summary
Series 9. Talladega College and Yale University Alumni material 1895-1960
Series 11. Lee and Marie de Forest Scrapbooks 1873-1969
Series Scope and Content Summary
Series 12. Photographs 1873-1973
Series Scope and Content Summary