- Caesar's Last Breath
- Calculated Values
- Cambio conceptual y representacional en el aprendizaje y la enseñanza de la ciencia
- Cameo Cutting
- Cancer Stem Cells
- Cara a cara con la vida, la mente y el universo
- Carbon Queen
- Cartas de Felipe II a sus Hijas
- Cases of Organic Diseases of the Heart
- Cassell's Book of Birds - Volume I
- Catching Cold
- Ce este mai presus de orice?
- Cena zniszczenia. Wzrost i załamanie nazistowskiej gospodarki
- Cesarskie bagnety
- Chacornac
- Challenger
- Challenger: An American Tragedy
- Chance and Luck
- Charles Darwin and the Theory of Natural Selection
- Charles Darwin Volume 2
- Charles Darwin: Voyaging
- Charles Lyell and Modern Geology
- Charles Plumier (1646-1704) and His Drawings of French and Caribbean Fishes
- Charles Waterton 1782-1865
- Chasing the Moon
- Chasing Venus
- Chemische Briefe - Band I
- Chemische Briefe - Band II
- Chemische Briefe - Band III
- Chemische Briefe - Band III
- Chemische Briefe - Band IV
- Chicken
- Chimie appliquée à l'agriculture
- Chodzić i uśmiechać się wolno każdemu
- Chronicles of Pharmacy (Complete)
- Chronologischer Raupenkalender oder Naturgeschichte aller europäischen Raupen
- Church Reform
- Ciencia
- Ciencia: lo que hay que saber
- Civilising Natures
- Classer, dire, compter
- Coal Wars
- Codebreakers
- Codename Brooklyn.
- Cognitive Performance Research at Brooks Air Force Base, Texas, 1960-2009
- Colburn's First Lessons, Intellectual Arithmetic, Upon the Inductive Method
- Collectanea Chemica
- Collected Essays - Volume V
- Collecting the World
- Comets and Meteors
- Comm Check...
- Commemorazione di Carlo Darwin
- Comment voyez-vous la Lune grosse
- Comprendre les mécanismes de la météorologie
- Concepts of Space
- Concerning Animals and Other Matters
- Concerning Lafcadio Hearn
- Concours pour l'Agrégation en Histoire Naturelle Médicale - Des fermentations
- Conscience and Courage
- Conscious Choice
- Conservation Through Engineering
- Contributions to terrestrial magnetism, the magnetic dip or inclination
- Contributions to the Theory
- Contributions to the Theory of Natural Selection
- Contributions à la Biographie nationale de Belgique - II
- Control
- Controversa dintre Isaac Newton și Robert Hooke despre prioritatea în legea gravitației
- Conversations on Chemistry in Which the Elements of that Science are Familiarly Explained and Illust...
- Cool Things from 1990-2009
- Copernicus
- Coral and Coral Reefs
- Coral Reefs
- Corps et encyclopédies
- Correspondances d'érudits au XVIIIe et XIXe siècles
- Corrupted Science
- Cosmic Imagery
- Cosmicómic
- Cosmos-A Sketch of the Physical Description of the Universe, Volume I
- Cosmos: A Sketch of the Physical Description of the Universe
- Covid 19
- Creative Chemistry: Descriptive of Recent Achievements in the Chemical Industries
- Criptografía
- Cristoforo ed Eratostene
- Criticisms on The Origin of Species
- Critiques and Addresses