| Call number | Item |
| Q | Science (Go to start of category) |
| QA | Mathematics and Computer Science (Go to start of category) |
| QA623 .B55 1890a | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Notes on Roulettes and Glissettes, by W. H. Besant (page images at Cornell) |
| QA623 .P96 1878a | A Treatise on the Cycloid and All Forms of Cycloid Curves, by Richard A. Proctor (page images at Cornell) |
| QA639.5 .F58 1997 | Flavors of Geometry (1997), ed. by Silvio Levy (PDF files with commentary at msri.org) |
| QA641 .E36 T7 | A Treatise on the Differential Geometry of Curves and Surfaces (Boston et al.: Ginn and Co., c1909), by Luther Pfahler Eisenhart (page images at HathiTrust) |
| QA641 .E55 1927 | Non-Riemannian Geometry (American Mathematical Society Colloquium Publications v8; 1927), by Luther Pfahler Eisenhart (multiple formats at archive.org) |
| QA641 .F73 1912a | Lectures on the Differential Geometry of Curves and Surfaces, by Andrew Russell Forsyth (page images at Cornell) |
| QA641 .H474 | Differential Geometry: A Geometric Introduction (self-study third edition, c2013), by David W. Henderson (PDF files with commentary at Project Euclid) |
| QA641 .L25 | Leçons sur les Coordonnées Curvilignes et Leurs Diverses Applications (in French; Paris: Mallet-Bachelier, 1859), by G. Lamé (page images at HathiTrust) |
| QA641 .M48 | Natural Operations in Differential Geometry, by Ivan Kolar, Jan Slovak, and Peter W. Michor (PDF and Postscript at emis.de) |
| QA641 .T46 1914a | A New Analysis of Plane Geometry, Finite and Differential, with Numerous Examples, by A. W. H. Thompson (page images at Cornell) |
| QA643 .B27 | Cusps of Gauss Mappings, by Thomas Banchoff, Terence Gaffney, and Clint McCrory (illustrated HTML in Germany) |
| QA649 .C65 1997 | Comparison Geometry (1997), ed. by Karsten Grove and Peter Petersen (PDF files with commentary at msri.org) |
| QA649 .T48 1997 | Tight and Taut Submanifolds (1997), ed. by T. E. Cecil and Shiing-Shen Chern (PDF files with commentary at msri.org) |
| QA660 .T9 | Géométrie Différentielle Projective des Réseaux (in French; Bucharest: Cultural Nationala, ca. 1923), by George Tzitzéica |
| QA660 .W66 1906a | Projective Differential Geometry of Curves and Ruled Surfaces, by E. J. Wilczynski (page images at Cornell) |
| QA661 .H5 | Functional Analysis and Semi-Groups (New York: American Mathematical Society, 1948), by Einar Hille (multiple formats at archive.org) |
| QA669 .H66 | Scientific Romances: First Series (London: S. Sonnenschein and Co., 1886), by Charles Howard Hinton (multiple formats at archive.org) |
| QA681 .C32 1908a | The Foundations of Mathematics: A Contribution to the Philosophy of Geometry, by Paul Carus (page images at Cornell) |
| QA681 .F83 1910a | Theories of Parallelism: An Historical Critique, by William Barrett Frankland (page images at Cornell) |
| QA681 .R96 1897 | An Essay on the Foundations of Geometry (Cambridge: At the University Press, 1897), by Bertrand Russell (multiple formats at Google; US access only) |
| QA685 .C77 1909a | The Elements of Non-Euclidean Geometry, by Julian Lowell Coolidge (page images at Cornell) |
| QA699 .A12 1884 | Flatland: A Romance of Many Dimensions (London: Seeley and Co., 1884), by Edwin A. Abbott |
| QA699 .A12 1885 | Flatland: A Romance of Many Dimensions, By a Square, With Illustrations by the Author (Boston: Roberts Bros., 1885), by Edwin A. Abbott |
| QA699 .A13 | Flatland (second edition), by Edwin A. Abbott (Gutenberg text and illustrated HTML) |
| QA699 .G7 | The Fourth Dimension and the Bible (Boston: R. G. Badger, c1922), by William Anthony Granville |