| Call number | Item |
| Q | Science (Go to start of category) |
| QH-QR | Biological Sciences (Go to start of category) |
| QH | Natural History and Biology (General) (Go to start of category) |
| QH366 .M94 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Facts and Arguments for Darwin, With Additions by the Author (London: John Murray, 1869), by Fritz Müller, trans. by W. S. Dallas (Gutenberg text) |
| QH366 .V7 | Species and Varieties: Their Origin by Mutation (second edition; Chicago: The Open Court Publishing Company, 1906), by Hugo de Vries, ed. by Daniel Trembly MacDougal (Gutenberg text and illustrated HTML) |
| QH366 .W18 | Contributions to the Theory of Natural Selection: A Series of Essays (second edition; New York: Macmillan and Co., 1871), by Alfred Russel Wallace |
| QH366 .W2 1889 | Darwinism: An Exposition of the Theory of Natural Selection, With Some of its Applications (second edition; London and New York: Macmillan and Co., 1889), by Alfred Russel Wallace (multiple formats at archive.org) |
| QH366 .W312 1910 | The World of Life: A Manifestation of Creative Power, Directive Mind and Ultimate Purpose (London: Chapman and Hall, 1910), by Alfred Russel Wallace (page images at HathiTrust) |
| QH366 .W312 1911 | The World of Life: A Manifestation of Creative Power, Directive Mind and Ultimate Purpose (New York: Moffat, Yard and Co., 1911), by Alfred Russel Wallace (multiple formats at archive.org) |
| QH366.2 .G48 2001 | Getting the Facts Straight: A Viewer's Guide to PBS's "Evolution" (2001), by Jonathan Wells and Mark Hartwig (PDF at Discovery Institute) |
| QH366.2 .S25 2007 | Science, Evolution, and Creationism (2007), by National Academy of Sciences and Institute of Medicine (U.S.) (HTML and page images with commentary at NAP) |
| QH366.2 .S425 1999 | Science and Creationism: A View from the National Academy of Sciences (second edition, 1999), by National Academy of Sciences (HTML and page images with commentary at NAP) |
| QH366.2 .T46 | Tempo and Mode in Evolution: Genetics and Paleontology 50 Years after Simpson (1995), ed. by Francisco J. Ayala (page images with commentary at NAP) |
| QH367 .C46 | Evolution of Life (second edition; Philadelphia: J. B. Lippincott and Co., 1873), by Henry C. Chapman (page images at HathiTrust) |
| QH367 .G77 | Darwiniana: Essays and Reviews Pertaining to Darwinism, by Asa Gray (Gutenberg text) |
| QH367 .G77 1876 | Darwiniana: Essays and Reviews Pertaining to Darwinism (New York: D. Appleton and Co., 1876), by Asa Gray |
| QH367 .M58 1906 | An Outline of the Theory of Organic Evolution, With a Description of Some of the Phenomena Which it Explains (first edition; New York: Macmillan; London: A. and C. Black, 1904), by Maynard M. Metcalf (multiple formats at archive.org) |
| QH367 .M58 1906 | An Outline of the Theory of Organic Evolution, With a Description of Some of the Phenomena Which it Explains (second edition; London and New York: Macmillan, 1906), by Maynard M. Metcalf (multiple formats at archive.org) |
| QH367 .M58 1911 | An Outline of the Theory of Organic Evolution, With a Description of Some of the Phenomena Which it Explains (third edition; London and New York: Macmillan, 1911), by Maynard M. Metcalf (multiple formats at archive.org) |
| QH367 .M725 | On the Genesis of Species (New York: D. Appleton, 1871), by St. George Jackson Mivart (PDF files at macrodevelopment.org) |
| QH367 .R75 | Darwin and After Darwin: An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions (3 volumes; Chicago: Open Court Pub. Co., 1896-1897), by George John Romanes and C. Lloyd Morgan |
| QH368 .B95 | What is Man? or, Creationism vs. Evolutionism (New York: Cochrane Pub. Co., 1908), by Judson D. Burns |
| QH368 .F5 | The Meaning of Infancy, by John Fiske (Gutenberg text) |
| QH368 .H28 | The Last Link: Our Present Knowledge of the Descent of Man (London: Adam and Charles Black, 1898), by Ernst Haeckel, ed. by Hans Gadow |
| QH368 .H29 | Anthropogenie; oder, Entwickelungsgeschichte des Menschen (third, revised edition, in German; Leipzig: W. Engelmann, 1877), by Ernst Haeckel (multiple formats at archive.org) |
| QH368 .H3 1897 | The Evolution of Man: A Popular Exposition of the Principal Points of Human Ontogeny and Phylogeny (2 volumes; New York: D. Appleton and Co., 1897), by Ernst Haeckel |
| QH368 .H3 1906 | The Evolution of Man: A Popular Scientific Study (2 volumes in 1; London: Watts and Co., 1906), by Ernst Haeckel, trans. by Joseph McCabe |
| QH368 .H3 1911 | The Evolution of Man: A Popular Scientific Study (2 volumes; London: Watts and Co., 1911-1912), by Ernst Haeckel, trans. by Joseph McCabe |