- Molinism1
- Mother goddesses.1
- Mysteries, Religious.1
- Otto II, Holy Roman Emperor, 955-9831
- Otto III, Holy Roman Emperor, 980-10021
- Palmistry -- Early works to 1850.1
- Pentacles1
- Philosophy -- Early works to 1800.1
- Pins and needles, Prehistoric1
- Psychoanalysis.1
- Salamanca (Spain) -- Intellectual life -- 17th century.1
- Saxl, Fritz, 1890-19481
- Scriptoria1
- Signs and symbols.1
- Steinfeld (Premonstratensian abbey)1
- Verdun (France)1
- Wadding, Luke, 1593-16511
- Walters Art Museum (Baltimore, Md.)1
- Warburg Institute1
- Werden (Essen, Germany)1
