(cut-up from The Discovery of the Future by H.G. Wells)

(erasure from Major and Minor – Sketch of a New Esthetic of Music by Ferruccio Busoni)

(found in Chapter III. The Head. Death Blows. – Philosophy of Osteopathy by Andrew T. Still)

(tautologous erasure from Part I. Causes of Force in Language Which Depend Upon Economy of the Mental Energies., ii. Economy in the Use of Words. – The Philosophy of Style by Herbert Spencer)

(found in Appendix. Explanations-Remarks-Illustrative Citations. – The Essence of Christianity by Ludwig Feuerbach)

(cut-up from The Raven and The Philosophy of Composition by Edgar Allan Poe)

(found in Part I – All Things are Possible by Leo Shestove)

(cut-up from 154. ATHEISM AND MANICHEISM WOULD HAVE FEW SUPPORTERS IF MANKIND WERE IN GENERAL ATTENTIVE – A Treatise Concerning the Principles of Human Knowledge by George Berkeley)

(found as and in Child’s Drawing of a Forest – The School and Society, Being Three Lectures by John Dewey)

(erasure from Love – Voltaire’s Philosophical Dictionary)