Formats
- Tintypes.8
- Bibliographies.7
- Blogs.7
- CD-ROMs.7
- Negatives.7
- Oral histories (document genres).7
- Sermons.7
- Aerial photographs.6
- Audiotapes.6
- Lantern slides.6
- Lectures.6
- Maps.6
- Slides (photographs)6
- Phonograph records.5
- Prints.5
- Calendars.4
- Digital audio files.4
- Digital audio formats.4
- Negatives (photographic)4
- Paintings.4