- Andrew Jackson Davis Collection160
- Arthur Robert Smith Collection, 1981-200929
- Association for Research and Enlightenment Collection1,200
- Association of National Investigators Collection, 1925-193121
- Cayce / Reilly School of Massage Collection, 1985-201520
- Cayce Family Collection1,032
- David Bell Collection, 19981
- Eula Allen Collection, 1932-197454
- Evelyn Millicent Horton Collection, 1932-197324
- Gladys Davis Turner Collection, 1889-1986264
- Lester Babcoke Collection14
- Meridian Institute / Health and Rejuvenation Research Center
Collection, 1989-2015104
- Robert Adriance Collection, 1949-200222
- Shane Miller Collection, 1968-196983
- Small Collections, 1912-201716