- Dreamthorp
- Five of Maxwell's Papers
- Kindness to Animals
- Discovery of Oxygen, Part 2
- Outlines of the Earth's History
- Experiments upon magnesia alba, Quicklime, and some other Alcaline Substances
- On the Advisableness of Improving Natural Knowledge
- The Game of Logic
- Origin of Species
- E. O. Wilson’s Life on Earth Unit 5
- Nature
- Conditions of Existence as Affecting the Perpetuation of Living Beings
- Zoölogische Philosophie
- E. O. Wilson’s Life on Earth Unit 4
- Experiments and observations on electricity. French
- Side-Lights on Astronomy and Kindred Fields of Popular Science
- Down the Rhine
- Evolution, Old & New
- Life and Habit
- Walking
- On the Origin of Species
- E. O. Wilson’s Life on Earth Unit 7
- The Testimony of the Rocks
- The Student's Elements of Geology
- American Addresses, with a Lecture on the Study of Biology
- Coral and Coral Reefs
- A System Of Logic, Ratiocinative And Inductive
- A Tangled Tale
- Experimental Researches in Electricity, Volume 1
- All Around the Moon
- Flowers from a Persian Garden and Other Papers
- Catalogue of Economic Plants in the Collection of the U. S. Department of Agriculture
- A Voyage to the Moon
- The Moon-Voyage
- The Advancement of Learning
- Method By Which the Causes of the Present and Past Conditions of Organic Nature Are to Be Discovered...
- A System Of Logic, Ratiocinative And Inductive (Vol. 1 of 2)
- The Antiquity of Man
- Fragments of science, V. 1-2
- E. O. Wilson’s Life on Earth Unit 2
- A Budget of Paradoxes, Volume I
- Note on the Resemblances and Differences in the Structure and the Development of the Brain in Man an...
- Effects of Cross and Self Fertilisation in the Vegetable Kingdom
- Aunt Rachel
- L'art du taupier
- An Account of the Extraordinary Medicinal Fluid, called Aether.
- The formation of vegetable mould through the action of worms, with observations on their habits
- A New Voyage Round the World, in the years 1823, 24, 25, and 26, Vol. 2
- Thoughts on Man, His Nature, Productions and Discoveries Interspersed with Some Particulars Respecti...
- E. O. Wilson’s Life on Earth Unit 1
- Astronomy of To-day
- Coral Reefs
- Astronomy of To-day
- Coral Reefs
- Unconscious Memory
- E. O. Wilson’s Life on Earth Unit 3
- Sound Mind
- Story of Creation as Told By Theology and By Science
- The Advance of Science in the Last Half-Century
- Criticism on "The origin of species"
- Evidence as to Man's Place in Nature
- Rural Tales, Ballads, and Songs
- Camões e o amor
- A Treatise on Foreign Teas
- Experiments and Observations on Different Kinds of Air
- The Variation of Animals and Plants Under Domestication, Vol. I.
- Time and Life
- E. O. Wilson’s Life on Earth Unit 6
- Domesticated Animals
- Searchlights on Health
- Theory of the Earth, Volume 1 (of 4)
- Wild Apples
- Earth's Holocaust (From "Mosses from an Old Manse")
- The Chemical History of a Candle
- William Harvey and the Circulation of the Blood
- The Movements and Habits of Climbing Plants
- Darwiniana; Essays and Reviews Pertaining to Darwinism