- Noise/Music A History * Paul Hegarty (2007) music
- Noord-Europese Mysteriën en hun sporen tot heden * F.E. Farwerck (Ankh-Hermes 1970 (1978 2nd print)) asatru / heathen, esotericism, freemasonry, history
- Norse Myths * Raymond Ian Page (University of Texas 1991 * isbn 0292755465) asatru / heathen
- Northern Gnosis * Greg Mogenson (2005 spring journal books * isbn 1882670906) asatru / heathen, psychology
- Northern Traditions * Gwendolyn Toynton (2011) asatru / heathen, journal, traditionalism
- Occult Paris – Tobias Churton (2016) esotericism, history
- Occult Traditions * Damon Zacharias Lycourinos (editor) 2012 journal, occultism
- Occultism and Traditionalism – Christian Giudice (2016) traditionalism
- Occultism In A Global Perspective – Henrik Bogdan & Gordan Djurdjevic (2014) occultism
- Occultism, Witchcraft, and Cultural Fashions * Mircea Eliade (1978) comparative religion
- Occulture – Carl Abrahamsson (2018) occulture
- Odin: der einäugige Gott und die indogermanischen Männerbünde * Kris Kershaw (2007) asatru / heathen
- Of Errors And Truth – Louis-Claude de Saint-Martin (2021) biography, esotericism, martinism
- On Being A Pagan * Alain de Benoist (isbn 0972029222 (1981, translation 2005)) philosophy
- On Holy Ground: A History of The Honorable Order of American Co-Masonry * Karen Kidd (2011) freemasonry
- On The Marble Cliffs * Ernst Jünger (1939) novel
- One Single Primordial Tradition? – Nicola Bizzi (2023) esotericism
- Onmyodo – Zachary Gill (2022) religion, spirituality
- Ontluikend Christendom – Daniël de Waele (2021) history, religion
- Ontslaap Nu In Mijn Armen, Mijn Lief * Koenraad Logghe (1996) asatru / heathen, folklore, history, religion, traditionalism
- Oog Voor De Wereld – Brink, Martin, Muratori (2019) esotericism
- Oost-Brabants * Jos and Cor Swanenberg (2003 sdu * isbn 9012090105) regional
- Operative Traditions volume 1 – Miguel Angel Fernandez (2017) philosophy
- Oude en Nieuwe Mysteriën * Bastiaan Baan (isbn 9062385567 * 2003) anthroposophy
- Our Darkness: Gruftis und Waver in der DDR – Sascha Lange & Dennis Burmeister (2022) music
- Pagan Imperialism – Julius Evola (1928/2024) politics, traditionalism
- Pagan Resurrection * Richard Rudgley (2006) asatru / heathen, no category
- Pagan Symbols Of The Picts * Stuart McHardy (2013) history, Picts, symbolism
- Paracelsus symposion booklet (isbn isbn 9067322660) esotericism, rosicrucianity
- Passages: Studies in Traditionalism and Traditions – Volume I (journal) journal, traditionalism
- Passages: Studies in Traditionalism and Traditions – Volume II (journal) journal, traditionalism
- Paths To Transcendence * Reza Shah-Kazemi (2006) comparative religion, traditionalism
- Pathways To An Inner Islam – Patrick Laude (2011) religion
- Pathways To Bliss – Joseph Campbell (2018) comparative mythology
- Patterns in Comparative Religion – Mircea Eliade (1949/1958/1996) comparative mythology, comparative religion
- Perfectibilists – Terry Melanson (2009) history
- Perpetual Fires, Luminous Substances and Phosphorus (fbn press) alchemy
- Persian Myths * Vesta Sarkhosh Curtis (isbn 0292711581 * 1993) mythology
- Perspectives On Initiation * René Guénon (2004) esotericism, religion, symbolism, traditionalism
- Philipp Aureolus Theophrast Paracelsus (fbn press) alchemy
- Philosophia Symbolica * Cis van Heertum (2005) hermetism, kabbalah
- Pictish-Mithraism – Norman Penny (2017) Picts, symbolism
- Picts: Scourge Of Rome, Rulers Of The North – Noble & Evans (2023) Picts
- Polemos II: Pagan Perspectives – Askr Svarte (2021) asatru / heathen, traditionalism
- Polemos: The Dawn of Pagan Traditionalism – Askr Svarte (2020) asatru / heathen, traditionalism
- Practical Alchemy – Konstantin Serebrov (2006) alchemy, spirituality
- Prayer Fashions Man * Frithjof Schuon (2004) religion, traditionalism
- Preparing For The End: A Narrative Study Of Vafþrúðnismál – Andrew McGillivray (2015) asatru / heathen, mythology
- Primordial Traditions Compendium 2009 * Gwendolyn Toynton (ed.) (2009) comparative mythology, comparative religion, traditionalism
- Quadrivium & Trivium (2010 / 2016) no category
- Quest for a Lost Rite – Mathieu G. Ravignat (2021) freemasonry
- Rebel In The Soul * Bika Reed (isbn 0892816155) esotericism, religion
- Reden An Die Europäische Nation / Weapons Of Mass Instruction – Alexander Nym (2023) music
- Rediscovered Rituals Of English Freemasonry – David Harrison (2020) freemasonry
- Reflections On The Origin Of Freemasonry – Nicola Bizzi (2019) freemasonry
- Reformation, Revolution, Renovation – Lyke de Vries (2021) history, rosicrucianity
- Religion After Religion – Steven Wasserstrom (1999) comparative religion
- Renaissance Man And Mason – Piers Vaughan (2016) esotericism, freemasonry
- Restating Orientalism – Wael Hallaq (2018) politics
- Revolt Against The Modern World * Julius Evola (1995) esotericism, religion, traditionalism
- Ride The Tiger * Julius Evola (2003) traditionalism
- Rites And Religions Of The Anglo-Saxons * Gale R. Owen (1985) asatru / heathen
- Rites And Symbols Of Initiation * Mircea Eliade (1975) comparative mythology, comparative religion, religion
- Rituele Repertoires * Gerard (G.W.J.) Rooijakkers (ISBN 906168403X * 1994) & Eer en Schande * Gerard Rooijakkers (ISBN 9061684471 * 1995) folklore, history
- Robert Fludd Essential Readings * William H. Huffman (1992) esotericism, philosophy
- Romance of the Grail – Joseph Campbell (2022) comparative mythology
- Rondom De Korenschoof * various authors (2006) freemasonry, symbolism
- Rose Cross Over The Baltic * Susanna Åkerman (9004110305 * 1998) history, rosicrucianity
- Rosicrucian Cosmo-Conception * Max Heindel (isbn 0766104354) rosicrucianity
- Rosicrucian History And Mysteries * Christian Rebisse (2005) rosicrucianity
- Rosicrucian Kabbalah – Alber Jhourney (1887/2019) esotericism, kabbalah, rosicrucianity
- Rûna #24 asatru / heathen, magazines, Rune Gild
- Rûna 21 asatru / heathen, magazines
- Rûna magazine issue 20 asatru / heathen, magazines
- Runenlore * Maurice Bos * 2005 asatru / heathen, runes
- Runes And Magic * Stephen Edred Flowers (1986 peter lang * isbn 0820403334) asatru / heathen, Rune Gild
- Runes In Sweden * Sven B.F. Jansson (1963/1987/1997) asatru / heathen, runes
- Sacred Geometry * Nigel Pennick (1994) esotericism
- Sacred Web 29 (2012) journal, traditionalism
- Saksische Tradities * Dominick ten Holt (2011) asatru / heathen, folklore
- Satanism: A Social History – Massimo Introvigne (2016) history
- Saturn Gnosis band 1-5 (2008) esotericism
- Saxo Grammaticus * Hans-Jürgen Hube (marix verlag 2004 * isbn 393771541X) asatru / heathen, history
- Scandinavian Mythology * Hilda Roderick Ellis Davidson (1969) asatru / heathen
- Schamanismus Bei Den Germanen – Thomas Höffgen (2017) asatru / heathen
- Schopenhauer and the wild years of philosophy – Rüdiger Safranski (isbn 0674792769) philosophy
- Secret Practices of the Sufi Freemasons * Rudolf von Sebottendorff (1924/2014) esotericism
- Secret Symbols of the Rosicrucians of the 16th and 17th Centuries * a brother of the Fraternity (1785) esotericism, rosicrucianity
- Secret Teachers Of The Western World – Gary Lachman (2015) esotericism
- Secrets Of The Widow’s Son * David A. Shugarts (2005 * isbn 1402728190) esotericism
- Sepher Yetzirah * William Wynn Wescott (isbn 1564592626) kabbalah
- Shahnameh by Ferdowski * Reuben Levy (translator) (1967/2001) history, mythology
- Siddharta * Herman Hesse (1922) novel
- Sixty-Five Anglo-Saxon Riddles * Louis Jerome Rodrigues (1998) asatru / heathen, history
- Slavic Paganism Today – Roman Shizhensky (2021) asatru / heathen
- Sleutel Tot Licht * Anne Korteweg & Helen Wüstefeld (2009) history, religion
- Sophia, the journal for traditional studies, volume 13, number 2 (2007) journal, traditionalism
- Sophia, the journal for traditional studies, volume 16, number 1 (2010) journal, traditionalism
- Sovereign Thought – Gwendolyn Taunton (2022) politics
- Spanish Christian Cabala * Catherine Swietlicki (1986) kabbalah