“Geological Contemporaneity and Persistent Types of Life.” (The Anniversary Address to the Geological Society for 1862.) “Lay Sermons”; “Collected Essays” 8.

“Six Lectures to Working Men on Our Knowledge of the Causes of the Phenomena of Organic Nature, 1863.”  “Collected Essays” 2.

“Man’s Place in Nature,” see List of Books.  Republished, “Collected Essays” 7.

“Criticisms on ‘The Origin of Species.’” (The “Natural History Review” 1864.) “Lay Sermons”; “Collected Essays” 3.

“Emancipation—­Black and White.” (The “Reader” May 20, 1865.) “Lay Sermons”; “Collected Essays” 3.

“On the Methods and Results of Ethnology.” (The “Fortnightly Review” 1865.) “Critiques and Addresses”; “Collected Essays” 7.

“On the Advisableness of Improving Natural Knowledge.” (A Lay Sermon delivered in St. Martin’s Hall, January 7, 1866, and subsequently published in the “Fortnightly Review".) “Lay Sermons”; “Collected Essays” 1.

“A Liberal Education:  and where to find it.” (An Address to the South London Working Men’s College, delivered January 4, 1868, and subsequently published in “Macmillan’s Magazine".) “Lay Sermons”; “Collected Essays” 3.

“On a Piece of Chalk.” (A Lecture delivered to the working men of Norwich, during the meeting of the British Association, in 1868.  Subsequently published in “Macmillan’s Magazine".) “Lay Sermons”; “Collected Essays” 8.

“On the Physical Basis of Life.” (A Lay Sermon, delivered in Edinburgh, on Sunday, November 8, 1868, at the request of the late Reverend James Cranbrook; subsequently published in the “Fortnightly Review".) “Lay Sermons”; “Collected Essays” 1.

“The Scientific Aspects of Positivism.” (A Reply to Mr. Congreve’s Attack upon the Preceding Paper.  Published in the “Fortnightly Review” 1869.) “Lay Sermons”.

“The Genealogy of Animals.” (A Review of Haeckel’s “Naturliche Schopfungs-Geschichte”.  The “Academy” 1869.) “Critiques and Addresses”; “Collected Essays” 2.

“Geological Reform.” (The Anniversary Address to the Geological Society for 1869.) “Lay Sermons”; “Collected Essays” 8.

“Scientific Education:  Notes of an After-Dinner Speech.” (Delivered before the Liverpool Philomathic Society in April 1869, and subsequently published in “Macmillan’s Magazine".) “Lay Sermons”; “Collected Essays” 3.

“On Descartes’ ’Discourse touching the Method of using one’s Reason rightly, and of seeking Scientific Truth.’” (An Address to the Cambridge Young Men’s Christian Society, delivered on March 24, 1870, and subsequently published in “Macmillan’s Magazine".) “Lay Sermons”; “Collected Essays” 1.

“On some Fixed Points in British Ethnology.” (The “Contemporary Review” July 1870.) “Critiques and Addresses”; “Collected Essays” 7.

“Biogenesis and Abiogenesis.” (The Presidential Address to the British Association for the Advancement of Science, 1870.) “Critiques and Addresses”; “Collected Essays” 8.