- Slides (photographs)31
- Transparencies31
- Group portraits27
- Studio portraits26
- Marginalia23
- Correspondence22
- Pastels (Visual works)21
- Motion picture posters19
- Clippings17
- Watercolors (Paintings)17
- Gelatin silver prints16
- Typescripts15
- Photographic postcards13
- Autographs12
- Title pages11
- Copy prints10
- Notes10
- Atlases9
- Cadastral maps9
- Connecticut9