| 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) |
| QH3 .E18 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) L'Échange (partial serial archives) |
| QH3 .S49 | Bulletin de la Société d'Histoire Naturelle de l'Afrique du Nord (partial serial archives) |
| QH3 .S55 | Bulletin de la Société d'Histoire Naturelle de Toulouse (in French) (partial serial archives) |
| QH3 .S57 | Bulletin de la Société d'Histoire Naturelle des Ardennes (in French) (partial serial archives) |
| QH3 .S68 | Bulletin de la Société des Sciences Naturelles de l'Ouest de la France (in French) (partial serial archives) |
| QH3 .S68 | Bulletin de la Société Linnéenne de Normandie (partial serial archives) |
| QH5 .S38 | Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft (in German) (partial serial archives) |
| QH5 .V815 | Annalen des Naturhistorischen Museums in Wien (partial serial archives) |
| QH7 .C25 | Caldasia (full serial archives) |
| QH7 .S722 | Memoranda Societatis pro Fauna et Flora Fennica (partial serial archives) |
| QH9 .H95 | Essays and Observations on Natural History, Anatomy, Physiology, Psychology, and Geology (2 volumes; London: J. van Voorst, 1861), by John Hunter, contrib. by Richard Owen |
| QH9 .R75 | Scientific Papers and Addresses (2 volumes; Oxford: At the Clarendon Press, 1884), by George Rolleston, ed. by Wm. Turner, contrib. by Edward B. Tylor (page images at HathiTrust) |
| QH11 .D2 | The Voyage of the Beagle, by Charles Darwin |
| QH11 .D2 S7 1903 | Mi Viaje Alrededor del Mundo (Spanish edition of "The Voyage of the Beagle"; 2 volumes in 1; Valencia and Madrid: F. Sempere y Co., ca. 1903), by Charles Darwin, trans. by Constantino Piquer |
| QH11 .D2 1871 | Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage of the H.M.S. Beagle Round the World, Under the Command of Capt. Fitz Roy (new edition; New York: D. Appleton and Co., 1871), by Charles Darwin |
| QH11 .D2 1890 | Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage Round the World of H.M.S. Beagle (illustrated edition; London: John Murray, 1890), by Charles Darwin (illustrated HTML and page images at Charles Darwin Online) |
| QH11 .D2 1909 | The Voyage of the Beagle (Harvard Classics v29, with introduction and notes; New York: P.F. Collier, 1909), by Charles Darwin |
| QH11 .D2 1913 | The Voyage of the Beagle (based on the eleventh edition of 1890, reprinted 1913), by Charles Darwin (Gutenberg text) |
| QH13 .G7 1961 | The Encyclopedia of the Biological Sciences (New York: Reinhold; London: Chapman and Hall, c1961), ed. by Peter Gray (page images at HathiTrust) |
| QH13 .O6 | Dictionnaire Universel d'Histoire Naturelle (16 volumes (13 dictionary and 3 atlas volumes), in French; 1844-1849), by Charles d' Orbigny (page images at HathiTrust) |
| QH26 .M2 | Fathers of Biology (London: Percival and Co., 1890), by Charles McRae (Gutenberg text) |
| QH31 .A19 P3 | Elizabeth Cary Agassiz: A Biography (Boston and New York: Houghton Mifflin Company, 1919), by Lucy Allen Paton (multiple formats at archive.org) |
| QH31.A2 A2 | Louis Agassiz: His Life and Correspondence, by Elizabeth Cabot Cary Agassiz, contrib. by Louis Agassiz (Gutenberg text) |
| QH31.A2 A2 1885 | Louis Agassiz: His Life and Correspondence (2 volumes; Boston and New York: Houghton, Mifflin and Co., 1885), by Elizabeth Cabot Cary Agassiz, contrib. by Louis Agassiz |
| QH31 .A2 C6 | Louis Agassiz as a Teacher: Illustrative Extracts on His Method of Instruction, by Lane Cooper (Gutenberg text) |