| Call number | Item |
| Q | Science (Go to start of category) |
| QH-QR | Biological Sciences (Go to start of category) |
| QK | Botany (Go to start of category) |
| QK926 .D23 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) The Effects of Cross and Self Fertilisation in the Vegetable Kingdom, by Charles Darwin |
| QK926 .D28 | On the Various Contrivances by Which British and Foreign Orchids are Fertilised by Insects, and on the Good Effects of Intercrossing (first and second editions), by Charles Darwin (HTML and page images with commentary at Charles Darwin Online) |
| QK926 .D3 | The Different Forms of Flowers on Plants of the Same Species, by Charles Darwin |
| QK938 .F6 B7 1950 | Deciduous Forests of Eastern North America (Philadelphia and Toronto: The Blakiston Co., 1950), by E. Lucy Braun (page images at HathiTrust; US access only) |
| QK938.R34 T3 1992 | Combined Summaries: Technologies To Sustain Tropical Forest Resources and Biological Diversity (1992), by United States Congress Office of Technology Assessment (PDF files at Princeton) |
| QK962 .C5 W3 | The Forests of China (Maria Moors Cabot Foundation publication #5; Cambridge, MA: Harvard University, 1961), by Wang Chi-Wu (page images at HathiTrust) |
| QK980 .V37 2000 | Variation and Evolution in Plants and Microorganisms: Toward a New Synthesis 50 Years after Stebbins (2000), ed. by Francisco J. Ayala, Walter M. Fitch, and Michael T. Clegg (page images at NAP) |
| QL | Zoology (Go to start of category) |
| QL1 .A326 | Acta Zoológica Lilloana (in Spanish) (partial serial archives) |
| QL1 .A4 | Állattani Közlemények (in Hungarian) (partial serial archives) |
| QL1 .A5 | Annotationes Zoologicae Japonenses (partial serial archives) |
| QL1 .A52558 | Annual Review of Animal Biosciences (partial serial archives) |
| QL1 .A55 | Arkiv för Zoologi (partial serial archives) |
| QL1 .A6 | Archives de Zoologie Expérimentale et Générale (partial serial archives) |
| QL1 .A75 | Archivio Zoologico Italiano (partial serial archives) |
| QL1 .B5 | Bijdragen tot de Dierkunde (full serial archives) |
| QL1 .B74 | Breviora (partial serial archives) |
| QL1 .C65 | Copeia (partial serial archives) |
| QL1 .J83 | The Journal of Comparative Neurology (partial serial archives) |
| QL1 .J85 | The Journal of Experimental Zoology (partial serial archives) |
| QL1 .N48 | Annual Report of the New York Zoological Society, by New York Zoological Society (partial serial archives) |
| QL1 .Z73 | Transactions of the Zoological Society of London (partial serial archives) |
| QL1 .Z753 | Contributions to Zoology (full serial archives) |
| QL1 .Z768 | Zoologische Jahrbücher: Abteilung für Allgemeine Zoologie und Physiologie der Tiere (in German) (partial serial archives) |
| QL1 .Z769 | Zoologische Jahrbücher: Abteilung für Anatomie und Ontogenie der Tiere (in German) (partial serial archives) |
| QL3 .B57 | History of British Birds (2 volumes, 1797-1804), by Thomas Bewick (illustrated HTML with commentary at fiftywordsforsnow.com) |