- All Around the Moon
- Geological Observations on South America
- The Darwinian Hypothesis
- Influences of Geographic Environment
- Ueber Riemann’s Theorie der Algebraischen Functionen
- E. O. Wilson’s Life on Earth Unit 2
- On the Origin of Species
- Darwiniana; Essays and Reviews Pertaining to Darwinism
- Biological & Geological
- The Future of Astronomy
- A Tangled Tale
- The formation of vegetable mould through the action of worms, with observations on their habits
- On the Significance of Science and Art
- Rural Tales, Ballads, and Songs
- Sound Mind
- The Variation of Animals and Plants Under Domestication, Vol. I.
- An Elementary Course in Synthetic Projective Geometry
- Insectivorous Plants
- The Moon
- Coral Reefs
- ABC's of Science
- The Power of Movement in Plants
- Method By Which the Causes of the Present and Past Conditions of Organic Nature Are to Be Discovered...
- Note on the Resemblances and Differences in the Structure and the Development of the Brain in Man an...
- Canoeing in the wilderness
- Story of Creation as Told By Theology and By Science
- A Child's Primer Of Natural History
- Flatland: A Romance of Many Dimensions
- American Addresses, with a Lecture on the Study of Biology
- E. O. Wilson’s Life on Earth Unit 7
- A System Of Logic, Ratiocinative And Inductive (Vol. 1 of 2)
- Experimental Researches in Electricity, Volume 1
- The Game of Logic
- A Budget of Paradoxes, Volume I
- A Budget of Paradoxes, Volume I
- Catalogue of Economic Plants in the Collection of the U. S. Department of Agriculture
- E. O. Wilson’s Life on Earth Unit 6
- Occult Chemistry
- The Variation of Animals and Plants under Domestication — Volume 1
- The Medicinal Plants of the Philippines
- Time and Life
- Experiments and observations on electricity. French
- Scientific Essays and Lectures
- Myths and Marvels of Astronomy
- Ragnarok : the Age of Fire and Gravel
- Town Geology
- Opticks
- The New Physics and Its Evolution
- Species and Varieties, Their Origin by Mutation
- Unconscious Memory
- The Ocean and its Wonders
- E. O. Wilson’s Life on Earth Unit 1
- William Harvey and the Circulation of the Blood
- Afoot in England
- Wild Apples
- The Works of Lord Byron. Vol. 2
- Searchlights on Health
- Theory of the Earth, Volume 1 (of 4)
- Flowers from a Persian Garden and Other Papers
- The Movements and Habits of Climbing Plants
- Effects of Cross and Self Fertilisation in the Vegetable Kingdom
- E. O. Wilson’s Life on Earth Unit 3
- Lectures on Stellar Statistics
- Women As Sex Vendors
- El Mar
- Journal of Researches into the Natural History and Geology of the Countries visited during the voyag...
- The Variation of Animals and Plants under Domestication — Volume 2
- Domesticated Animals
- Astronomy of To-day
- On the Origin of Species: or, the Causes of the Phenomena of Organic Nature
- The Student's Elements of Geology
- Madam How and Lady Why
- Kindness to Animals
- Evolution, Old & New
- Familiar Letters on Chemistry
- Walking
- The Moon-Voyage
- The Advancement of Learning
- Nature
- Observations géologiques sur les îles volcaniques
- On the Reception of the 'Origin of Species'
- E. O. Wilson’s Life on Earth Unit 4
- Experimental Determination of the Velocity of Light
- Half-hours with the Telescope
- Lectures on Evolution
- Five of Maxwell's Papers
- Oeuvres de Blaise Pascal
- Life and Habit
- The Machinery of the Universe
- Citizen Bird
- Biology
- A System Of Logic, Ratiocinative And Inductive
- E. O. Wilson’s Life on Earth Unit 5
- An Introduction to Chemical Science
- Origin of Species
- The Chemical History of a Candle
- The Brain and the Voice in Speech and Song
- The Ancient Life History of the Earth
- Cape Cod
- History of Astronomy