| Call number | Item |
| Q | Science (Go to start of category) |
| QB-QE | Physical Sciences (Go to start of category) |
| QD | Chemistry (Go to start of category) |
| QD281 .P6 R5 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Monomeric Acrylic Esters (New York: Reinhold Pub. Corp., 1954), by Edward Hollister Riddle (page images at HathiTrust) |
| QD305 .A4 E39 1945 | Petrohol (Isopropyl Alcohol): Uses, Properties and Analysis (second edition; New York: Enjay Company, Inc., 1945), by Enjay Chemical Company (page images at HathiTrust) |
| QD323 .F45 1990 | Evaluation of Cellulose Ethers for Conservation (Los Angeles: Getty Conservation Institute, c1990), by Robert L. Feller and M. Wilt (PDF and page images at getty.edu and Google) |
| QD341 .N7 B835 | Gyönge Savak Dissociatió Állandójának Meghatározása Káliumsóik Hydrolysise Alapján (in Hungarian; Budapest: S. Markus, 1911), by Breitner Thyra (page images at HathiTrust; US access only) |
| QD341 .S6 H35 | The Sulfonation of Benzene (University of Pittsburgh dissertation, 1922), by Adelbert William Harvey |
| QD380 .E8 | Express Polymer Letters (2007-) (full serial archives) |
| QD399 .H63 | Heterocycles (full serial archives) |
| QD401 .C638 1939 | Derivatives of 5, 6-Benzoquinoline (U-Nebraska PhD thesis, 1939), by Willis Jackson Clem (page images at HathiTrust) |
| QD412 .S6 S3 | Radiochemistry of Silicon (1968), by David R. Schink (PDF at osti.gov) |
| QD415 .A1 | BMC Chemical Biology (2001-2012) (full serial archives) |
| QD415 .A1 H36 | BMB Reports (issues online 2008-) (partial serial archives) |
| QD441 .S8 | Leaf Xanthophylls (Carnegie Institution of Washington publication #490, 1938), by Harold H. Strain, contrib. by H. A. Spoehr (page images at HathiTrust) |
| QD453 .M36 | Physical Pharmacy: Physical Chemical Principles in Pharmaceutical Science (Philadelphia: Lea and Febiger, 1960), by Alfred N. Martin (page images at HathiTrust) |
| QD455.3 .M3 N38 | Mathematical Challenges from Theoretical/Computational Chemistry (1995), by National Research Council Committee on Mathematical Challenges from Computational Chemistry (HTML with commentary at NAP) |
| QD457 .D3 | Laboratory Manual of Physical Chemistry (New York: J. Wiley and Sons; London: Chapman and Hall, c1922), by Albert Watson Davison and Henry S. van Klooster (page images at HathiTrust) |
| QD461 .B23 1980 | Molecular Electronic Structures: An Introduction (1980), by Carl Johan Ballhausen and Harry B. Gray (PDF with commentary at Caltech) |
| QD461 .B24 | Molecular Orbital Theory: An Introductory Lecture Note and Reprint Volume (1965), by Carl Johan Ballhausen and Harry B. Gray (PDF with commentary at Caltech) |
| QD461 .F88 | The Study of Chemical Composition: An Account of Its Method and Historical Development, With Illustrative Quotations (Cambridge, UK: At the University Press, 1904), by Ida Freund |
| QD461 .G72 1965 | Electrons and Chemical Bonding (1965), by Harry B. Gray (PDF with commentary at Caltech) |
| QD466 .W4 1945 | Discovery of the Elements (fifth edition, enlarged and revised; Easton, PA: Journal of Chemical Education, c1945), by Mary Elvira Weeks, contrib. by F. B. Dains (page images at HathiTrust) |
| QD466 .W4 1956 | Discovery of the Elements (sixth edition, enlarged and revised; Easton, PA: Journal Of Chemical Education, c1956), by Mary Elvira Weeks, ed. by Henry Marshall Leicester, contrib. by F. B. Dains (multiple formats at archive.org) |
| QD471 .H22 | Clathrate Inclusion Compounds (New York: Reinhold Pub. Corp.' London: Chapman and Hall, c1962), by Mary Martinette Hagan (page images at HathiTrust) |
| QD471 .L43 | The Molecular Volumes of Liquid Chemical Compounds, From the Point of View of Kopp (London et al.: Longmans, Green and Co., 1915), by Gervaise Le Bas |
| QD474 .L36 | Ligand Substitution Processes (c1966), by Cooper H. Langford and Harry B. Gray (PDF with commentary at Caltech) |
| QD475 .B3 | Introduction to Ligand Field Theory (New York et al.: McGraw-Hill Book Co. , c1962), by Carl Johan Ballhausen (page images at HathiTrust) |