| [Anonymous] | A Philosophical Epitaph in Hieroglyphical Figures | London: William Cooper, 1763 | Fruitlands Museum | |
| [Anonymous] | A Spiritual Journey of a Young Man | London, 1659 | Houghton, Harvard | |
| [Anonymous] | Pathomachia, or the Battell of Affections | London, 1630 | Houghton, Harvard | |
| [Anonymous] | The Hermetical Triumph: or, the Victorious Philosophical Stone | London, 1723 | Houghton, Harvard | |
| Agrippa von Nettesheim, Heinrich Cornelius | The Vanity of Arts and Sciences | London, 1676 | Houghton, Harvard | |
| Alciati, Andrea | Emblemata cum Claudii Minois commentariis | Leyden: Plantin, 1608 | Houghton, Harvard | |
| Alcott, Amos Bronson | [Papers on Government] (collected excerpts) | Concord, 1843–1854 | Houghton, Harvard | Bound excerpts including Lane, 'Voluntary Political Government'; Thoreau, 'Resistance to Civil Government'; Thoreau, 'Slavery in Massachusetts.' |
| Alcott, Amos Bronson | [Philosophemes] — extracted from periodicals | 1840–1875 | Houghton, Harvard | |
| Alcott, Amos Bronson | Concord Days | Boston: Roberts Brothers, 1873 | Houghton, Harvard | |
| Alcott, Amos Bronson | Conversations with Children on the Gospels | Boston: James Munroe, 1836–1837 | Houghton, Harvard | |
| Alcott, Amos Bronson | Observations on the Principles and Methods of Infant Instruction | Boston, 1830 | Houghton, Harvard | |
| Alcott, Amos Bronson | Sonnets and Canzonets | Boston, 1882 | Houghton, Harvard | |
| Alcott, Amos Bronson | Table-Talk | Boston: Roberts Bros., 1877 | Houghton, Harvard | |
| Alcott, Amos Bronson | Tablets | Boston, 1868 | Houghton, Harvard | |
| Alcott, William A. | Vegetable Diet: As Sanctioned by Medical Men, and by Experience in All Ages | Boston: Marsh, Capen and Lyon, 1838 | Fruitlands Museum | |
| Aristotle | Ethics and Politics | London, 1813 | Houghton, Harvard | |
| Aristotle | The Metaphysics | London, 1801 | Houghton, Harvard | |
| Arnold, Sir Edwin | The Light of Asia | London, 1879 | Houghton, Harvard | |
| Augustinus, Aurelius | The Confessions | [St. Omer: College Press], 1620 | Houghton, Harvard | |
| Bacon, Francis | Essays, Moral, Economical, and Political | Boston, 1833 | Houghton, Harvard | ABA. With the signature: Henry D. Thoreau. |
| Bacon, Francis | Novum Organum | London, 1850 | Houghton, Harvard | |
| Bacon, Francis | The Essays or Counsels Civil and Moral | London, 1836 | Houghton, Harvard | |
| Bailey, Philip James | The Mystic | Boston, 1856 | Houghton, Harvard | |
| Bellarmino, Roberto | The Soul's Ascension to God | London, 1703 | Houghton, Harvard | |
| Berkeley, George | Siris (2nd edition) | Dublin/London, 1744 | Houghton, Harvard | |
| Bhagavad Gītā | The Bhăgvăt-Gēētā | New York, 1867 | Houghton, Harvard | Wilkins trans. One of 261 copies. ABA. Bequeathed to Alcott by Thoreau. |
| Boehme, Jakob | Jacob Behmen's Theosophick Philosophy Unfolded (by Edward Taylor) | London, 1691 | Houghton, Harvard | |
| Boehme, Jakob | The Works (v. 4 only) | London, 1781 | Houghton, Harvard | |
| Browne, Sir Thomas | Miscellaneous Works | Cambridge, 1831 | Houghton, Harvard | |
| Browning, Robert | Paracelsus | London: Effingham Wilson, 1835 | Houghton, Harvard | |
| Bunyan, John | Divine Emblems; or, Temporal Things Spiritualized | Philadelphia, 1808 | Houghton, Harvard | |
| Bunyan, John | Grace Abounding to the Chief of Sinners | Aberdeen, [18–] | Houghton, Harvard | |
| Bunyan, John | The Pilgrim's Progress (21st edition) | London, 1725 | Houghton, Harvard | |
| Burgh, James | The Dignity of Human Nature (1st American edition) | Boston, 1794 | Houghton, Harvard | |
| Burton, Robert | The Anatomy of Melancholy (16th edition) | London, 1838 | Houghton, Harvard | |
| Bury, Arthur | The Naked Gospel | London, 1691 | Houghton, Harvard | |
| Casaubon, Méric | A Treatise Concerning Enthusiase (2nd edition) | London, 1656 | Houghton, Harvard | |
| Cattermole, R. (ed.) | Sacred Poetry of the Seventeenth Century | London: Joseph Rickerby, 1836 | Fruitlands Museum | |
| Cohausen, Johann Heinrich | Hermippus Redivivus: or, the Sage's Triumph (3rd edition) | London, 1771 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | Aids to Reflection (1st American edition) | Burlington, 1829 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | Biographia Literaria | New York, 1817 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | Confessions of an Inquiring Spirit | Boston, 1841 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | Hints Towards the Formation of a More Comprehensive Theory of Life | Philadelphia, 1848 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | On the Constitution of the Church and State (2nd edition) | London, 1830 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | Specimens of the Table Talk (4th edition) | London, 1851 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | The Friend (1st American from 2nd London edition) | Burlington, 1831 | Houghton, Harvard | |
| Coleridge, Samuel Taylor | The Statesman's Manual | Burlington, 1832 | Houghton, Harvard | |
| Colquhoun, John Campbell | Isis Revelata | Edinburgh, 1836 | Houghton, Harvard | |
| Cooper, John Gilbert | The Life of Socrates (2nd edition) | London, 1750 | Houghton, Harvard | |
| Cornaro, Luigi | Discourses on a Sober and Temperate Life | Boston, 1814 | Houghton, Harvard | |
| Crashaw, Richard | Steps to the Temple (2nd edition) | London [Savoy], 1670 | Houghton, Harvard | |
| Cudworth, Ralph | A Treatise Concerning Eternal and Immutable Morality | London, 1731 | Houghton, Harvard | |
| Culpeper, Nicholas | Culpepper's Complete Herbal | London: Milner and Sowerby, [n.d.] | Fruitlands Museum | |
| Dacier, André | The Life of Pythagoras, with the Life of Hierocles | London, 1707 | Houghton, Harvard | |
| Davies, John | The Original, Nature, and Immortality of the Soul (2nd edition) | London, 1714 | Houghton, Harvard | |
| Digby, Sir Kenelm | Two Treatises | London, 1665 | Houghton, Harvard | |
| Diogenes Laërtius | The Lives and Opinions of Eminent Philosophers (Yonge trans.) | London, 1853 | Houghton, Harvard | |
| Epictetus | His Morals (4th edition, trans. Stanhope) | London, 1721 | Houghton, Harvard | |
| Evelyn, John | Kalendarium Hortense (9th edition) | London: George Huddleston, 1699 | Houghton, Harvard | |
| Fénelon, François de Salignac de la Mothe | Dialogues of the Dead | Berwick, 1770 | Houghton, Harvard | |
| Fénelon, François de Salignac de la Mothe | Dissertation on Pure Love (3rd edition) | London, 1750 | Houghton, Harvard | |
| Fénelon, François de Salignac de la Mothe | Les Aventures de Télémaque | Strasbourg, 1818 | Houghton, Harvard | |
| Fénelon, François de Salignac de la Mothe | The Lives and Most Remarkable Maxims of the Ancient Philosophers | London, 1726 | Houghton, Harvard | |
| Fletcher, Phineas | The Purple Island (with Christ's Victory by Giles Fletcher) | London, 1783 | Houghton, Harvard | |
| Francke, August Hermann | Pietas Hallensis | London, 1705 | Houghton, Harvard | |
| Grabern, Johann Georg | Eine kurze Eröffnung und Unterweisung der dreien Principien und Welten | Berlin, 1779 | Houghton, Harvard | |
| Green, Joseph Henry | Vital Dynamics | London: William Pickering, 1840 | Fruitlands Museum | |
| Guyon, Jeanne Marie | Die heilige Liebe Gottes | Meulheim am Rhein, 1787 | Houghton, Harvard | |
| Guyon, Jeanne Marie | Poems (trans. William Cowper) | Philadelphia, 1804 | Houghton, Harvard | |
| Helmont, Franciscus Mercurius van | The Paradoxal Discourses | London, 1685 | Houghton, Harvard | FL. ABA. Wing H1393. Inscribed: J.P. [Pierpont] to J.P.G. [Greaves] 1822. |
| Hermes Trismegistus | The Divine Pymander (trans. Doctor Everard) | London, 1650 | Houghton, Harvard | |
| Hesiod | The Works (2nd edition, trans. Cooke) | London, 1740 | Houghton, Harvard | |
| Hippocrates | The Aphorisms of Hippocrates, and the Sentences of Celsus | London, 1708 | Houghton, Harvard | |
| Holloway, Benjamin | Originals Physical and Theological | Oxford, 1751 | Houghton, Harvard | |
| Hufeland, Christopher William | The Art of Prolonging Human Life | London, 1829 | Houghton, Harvard | |
| Hugo, Herman | Pia Desideria (editio postrema) | London, 1677 | Houghton, Harvard | |
| Iamblichus | Life of Pythagoras (trans. Thomas Taylor) | [London], 1818 | Houghton, Harvard | |
| Julian of Norwich | XVI Revelations of Divine Love | [N.p.], 1670 | Houghton, Harvard | |
| Jung-Stilling, Johann Heinrich | Heinrich Stilling | London, 1835 | Houghton, Harvard | |
| Krummacher, Friedrich Adolf | Parabeln | Essen, 1840 | Houghton, Harvard | |
| Lacy, John | The General Delusion of Christians | London, 1713 | Houghton, Harvard | |
| Lao-tzŭ | The Speculations on Metaphysics, Polity, and Morality (trans. John Chalmers) | London, 1868 | Houghton, Harvard | |
| Law, William | A Serious Call (20th edition) | Romsey, 1816 | Houghton, Harvard | |
| Law, William | An Appeal to All Who Doubt, or Disbelieve the Truths of the Gospel (2nd edition) | London: W. Innys and J. Richardson, 1756 | Fruitlands Museum | |
| Law, William | The Christian's Manual | London, 1829 | Houghton, Harvard | |
| Law, William | The Spirit of Prayer (3rd edition) | London: W. Innys and J. Richardson, 1752 | Fruitlands Museum | |
| Malebranche, Nicolas | Christian Conferences | London, 1695 | Houghton, Harvard | |
| Malebranche, Nicolas | Search After Truth (v. 2 only) | London, 1695 | Houghton, Harvard | |
| Marcus Aurelius | The Commentaries of the Emperor Marcus Antoninus (Thomson trans.) | London, 1747 | Houghton, Harvard | |
| Menestrier, Claude-François | Philosophia Imaginum | Amstelodami & Gedani, 1695 | Houghton, Harvard | |
| Midgley, Robert | A New Treatise of Natural Philosophy | London, 1687 | Houghton, Harvard | |
| More, Henry | A Collection of Several Philosophical Writings | London, 1712 | Houghton, Harvard | |
| More, Henry | Platonica | Cambridge, 1642 | Houghton, Harvard | |
| Muncker, Thomas | Mythographi Latini | Amsterdam: Joannis Somerer, 1681 | Fruitlands Museum | |
| Newton, John Frank | The Return to Nature (Part the First) | London, 1811 | Houghton, Harvard | |
| Norris, John | A Collection of Miscellanies (2nd edition corrected) | London, 1692 | Houghton, Harvard | |
| Norris, John | The Theory and Regulation of Love (7th edition) | London, 1723 | Houghton, Harvard | |
| Ocellus Lucanus (Taylor, trans.) | On the Nature of the Universe. Taurus. Julius Firmicus Maternus. Proclus. | London, 1831 | Houghton, Harvard | |
| Paracelsus | Paracelsus His Archidoxis (Englished by J.H. Oxon) | London, 1663 | Houghton, Harvard | |
| Peabody, Elizabeth Palmer | Aesthetic Papers | Boston, 1849 | Houghton, Harvard | |
| Peabody, Elizabeth Palmer | Record of a School | Boston, 1835 | Houghton, Harvard | |
| Pestalozzi, Johann Heinrich | Letters of Pestalozzi on the Education of Infancy, Addressed to Mothers | Boston: Carter and Hendee, 1830 | Fruitlands Museum | |
| Pindar | Pindar and Anacreon (trans. Wheelwright and Bourne) | New York, 1837 | Houghton, Harvard | |
| Pinnock, William | Iconology, or Emblematic Figures Explained | London, 1830 | Houghton, Harvard | |
| Plato | The Republic (4th edition, Davies and Vaughan) | Cambridge, 1868 | Houghton, Harvard | |
| Plato | The Works (6 volumes, Cary/Davis/Barges trans.) | London, 1848–1854 | Houghton, Harvard | |
| Plutarch | Plutarch's Lives (Langhorne trans.) | London, 1821 | Houghton, Harvard | |
| Plutarch | Plutarch's Morals (5 volumes) | London, 1694 | Houghton, Harvard | |
| Pordage, Samuel | Mundorum Explicatio | London, 1661 | Houghton, Harvard | |
| Porphyry | Select Works (trans. Thomas Taylor) | London, 1823 | Houghton, Harvard | |
| Quarles, Francis | The School of the Heart / Emblems, Divine and Moral | London, 1845 | Houghton, Harvard | |
| Ramsay, Andrew Michael | The Philosophical Principles | Glasgow, 1748–1749 | Houghton, Harvard | |
| Redelius, Augustinus Casimirus | Annus Symbolicus | Augustae: Antonii Nepperschmidii, 1695 | Houghton, Harvard | |
| Redelius, Augustinus Casimirus | Apophtegmata Symbolica | Augustae Vindelicorum, 1695 | Houghton, Harvard | |
| Saadi | The Gulistan, or Rose Garden; with a preface by R. W. Emerson | Boston, 1865 | Houghton, Harvard | |
| Scot, Reginald | The Discovery of Witchcraft (3rd edition) | London, 1665 | Houghton, Harvard | |
| Scriptores Rei Rusticae | Rei Rusticae Auctores | Heidelberg: Commelini, 1595 | Houghton, Harvard | |
| Seneca, Lucius Annaeus | Morals (4th edition, trans. L'Estrange) | London, 1688 | Houghton, Harvard | |
| Shaw, Samuel | Immanvel | London, 1669 | Houghton, Harvard | |
| Sibly, Ebenezer | A Key to Physic, and The Occult Sciences | London, 1800s | Houghton, Harvard | |
| Stanley, Thomas | The History of Philosophy (3rd edition) | London, 1701 | Houghton, Harvard | |
| Starkey, George | Pyrotechny | London, 1658 | Houghton, Harvard | |
| Swedenborg, Emanuel | Delights of Wisdom Concerning Conjugial Love | Boston, 1852 | Houghton, Harvard | |
| Swedenborg, Emanuel | The Generative Organs... | London, 1852 | Houghton, Harvard | |
| Taylor, Thomas | Miscellanies | London, 1805 | Houghton, Harvard | |
| Thomas à Kempis | Of the Imitation of Jesus Christ | London, 1828 | Houghton, Harvard | |
| Tryon, Thomas | Letters, Domestick and Foreign | London, 1700 | Houghton, Harvard | |
| Tryon, Thomas | Pythagoras His Mystick Philosophy Reviv'd | London, 1691 | Houghton, Harvard | |
| Tryon, Thomas | The Good House-wife Made a Doctor (2nd edition) | London, 1692 | Houghton, Harvard | |
| Tryon, Thomas | The Knowledge of a Man's Self | London, 1703 | Houghton, Harvard | |
| Tryon, Thomas | The Way to Health (by Philotheos Physiologus) | London, 1683 | Houghton, Harvard | |
| Tusser, Thomas | Five Hundred Points of Husbandry | London, 1744 | Houghton, Harvard | |
| Unknown | A Spiritual Journey of a Young Man Towards the Land of Peace | London, 1659 | Houghton, Harvard | |
| Vaughan, Henry | The Sacred Poems | Boston, 1856 | Houghton, Harvard | |
| Vaughn, Robert Alfred | Hours with the Mystics | London, 1856 | Houghton, Harvard | |
| Verstegan, R. | A Restitution of Decayed Intelligence | London: John Norton, 1634 | Fruitlands Museum | |
| Wilmot, Robert Aris | Lives of Sacred Poets | London, 1834 | Houghton, Harvard | |
| Xenophon (Fielding, trans.) | Memoirs of Socrates (3rd edition) | London, 1788 | Houghton, Harvard | |