| Author | Book Name | |
| Kahlenberg, Hans von, 1870-1957 | Der Fremde: Ein Gleichniss | PDF Book |
| Kahlenberg, Hans von, 1870-1957 | Nixchen. Ein Beitrag zur Psychologie der höheren Tochter | PDF Book |
| Keene, Louis | Crumps, The Plain Story of a Canadian Who Went | PDF Book |
| Keller, Paul, 1873-1932 | Ferien vom Ich | PDF Book |
| Keltie, John Scott, Sir, 1840-1927 | The Scottish Highlands, Highland Clans and Highland Regiments, Volume 2 (of 2) | PDF Book |
| Kempe, A. B. (Alfred Bray), 1849-1922 | How to Draw a Straight Line: A Lecture on Linkages | PDF Book |
| Keynes, John Maynard, 1883-1946 | A Treatise on Probability | PDF Book |
| Kingsley, Florence Morse, 1859-1937 | Tor, a Street Boy of Jerusalem | PDF Book |
| Kipling, Rudyard, 1865-1936 | Puck of Pook’s Hill | PDF Book |
| Klein, Felix, 1849-1925 | Über Reimanns Theorie der algebräischen Funktionen und ihrer Integrale. EnglishOn Riemann’s Theory of Algebraic Functions and their IntegralsA Supplement to the Usual Treatises | PDF Book |
| Klein, Felix, 1849-1925 | Ueber Riemann’s Theorie der Algebraischen Functionen | PDF Book |
| Kochmer, Jonathan | NorthWestNet User Services Internet Resource Guide (NUSIRG) | PDF Book |
| Koenigsberger, Leo, 1837-1921 | Zur Geschichte der Theorie der Elliptischen TranscendentenIn den Jahren 1826-29 | PDF Book |
| Koenigsberger, Leo, 1837-1921 | Vorlesungen ueber die Theorie der Hyperelliptischen Integrale | PDF Book |
| Kohler, Kaufmann, 1843-1926 | Jewish Theology, Systematically and Historically Considered | PDF Book |
| Korzybski, Alfred, 1879-1950 | Manhood of Humanity. | PDF Book |
| Kuperman, Leon | Korean—English Dictionary | PDF Book |
| Kurtz, J. H. (Johann Heinrich), 1809-1890 | Church History, Volume 3 (of 3) | PDF Book |