Books: co co education (sorted alphabetically)
- Correct Account of the Horrible Occurrence Which Took Place at a Public-House in St. James's Market Anonymous
- Correlated courses in woodwork and mechanical drawing Ira Samuel Griffith
- Cotton Kingdom, volume 1 (of 2) : A traveller's observations on cotton and slavery in the American Slave States Frederick Law Olmsted
- Counter-currents Agnes Repplier
- Country School: An Entertainment in Two Scenes Martha Russell Orne
- Country Walks of a Naturalist with His Children W. Houghton
- Courage of the Commonplace Mary Raymond Shipman Andrews
- Course of Study of the Oakland High School Oakland . Board of Education
- Court Life in China: The Capital, Its Officials and People Isaac Taylor Headland
- Crayon and Character: Truth Made Clear Through Eye and Ear B. J. Griswold
- Creative Impulse in Industry: A Proposition for Educators Helen Marot
- Critiques and Addresses Thomas Henry Huxley
- Crown of Wild Olive John Ruskin
- Curious Republic of Gondour, and Other Whimsical Sketches Mark Twain
- Cyropaedia: The Education of Cyrus Xenophon
- Cyr Readers: Book 8 Ellen M. Cyr
- Daddy-Long-Legs Jean Webster
- Daddy-Long-Legs Jean Webster
- Daddy Takes Us Skating Howard Roger Garis
- Dakilang Asal (Tagalog) Aurelio Tolentino
- Daniel Defoe William Minto
- Daniel Webster Henry Cabot Lodge
- Danny's Own Story Don Marquis
- Dante: "The Central Man of All the World" John T. Slattery
- Dark Night's Work Elizabeth Cleghorn Gaskell