| Call number | Item |
| Q | Science (Go to start of category) |
| QA | Mathematics and Computer Science (Go to start of category) |
| QA515 .H2 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Stereography: or, A Compleat Body of Perspective, in All its Branches (2 volumes in 1; London : Printed for the author by W. Bowyer, 1738), by John Hamilton (multiple formats at Google) |
| QA531 .C5 2011 | CK-12 Trigonometry (second edition, c2011), by Art Fortgang, Andrea Hayes, Lori Jordan, Mara Landers, Brenda Meery, and Larry Ottman (multiple formats at archive.org) |
| QA531 .H33 1943 | Plane and Spherical Trigonometry With Applications (Boston: D. C. Heath and Co., c1943), by William L. Hart (page images at HathiTrust) |
| QA531 .K4 | Trigonometry (New York: Macmillan, 1914), by Alfred Monroe Kenyon and Louis Ingold (multiple formats at Google) |
| QA531 .M394 1998 | Trigonometric Delights, by Eli Maor (PDF files at Princeton) |
| QA531 .W472 | Plane and Spherical Trigonometry (Boston: Ginn and Company, c1915), by George Wentworth and David Eugene Smith, contrib. by G. A. Wentworth (PDF at djm.cc) |
| QA535 .A43 | Geometria e Trigonometria della Sfera (in Italian; Milan: U. Hoepli, 1900), by Cristoforo Alasia (page images at HathiTrust; US access only) |
| QA535 .T63 1886a | Spherical Trigonometry, for the Use of Colleges and Schools (fifth edition, 1886), by I. Todhunter (page images at Cornell) |
| QA551 .F6 | Coordinate Geometry (New York: Macmillan, 1911), by Henry B. Fine and Henry Dallas Thompson (PDF at djm.cc) |
| QA551 .H29 1963 | Analytic Geometry and Calculus (second edition; Boston: D. C. Heath and Co., 1963), by William L. Hart (page images at HathiTrust) |
| QA551 .S52 1922 | Analytic Geometry (Boston: Ginn and Company, c1922), by Lewis Parker Siceloff, George Wentworth, and David Eugene Smith (PDF at djm.cc) |
| QA551 .T16 | An Elementary Course in Analytic Geometry, by J. H. Tanner and Joseph Allen (page images at Cornell) |
| QA552 .A8 | The Analytical Geometry of the Conic Sections (London: A. and C. Black, 1908), by E. H. Askwith (page images at HathiTrust) |
| QA552 .A8 | A Course of Pure Geometry: Containing a Complete Geometrical Treatment of the Properties of the Conic Sections (Cambridge: At the University Press, 1917), by E. H. Askwith (multiple formats at archive.org) |
| QA552 .B55 1881 | Conic Sections Treated Geometrically, by W. H. Besant (page images at Cornell) |
| QA552 .B85 1896a | Briot and Bouquet's Elements of Analytical Geometry of Two Dimensions, by M. Briot, trans. by James Harrington Boyd (page images at Cornell) |
| QA552 .J76 1912a | An Introduction to Algebraical Geometry, by A. Clement Jones (page images at Cornell) |
| QA552 .T23 1881a | An Introduction to the Ancient and Modern Geometry of Conics, by Charles Taylor (page images at Cornell) |
| QA552 .T63 | Solutions to Problems Contained in A Treatise on Plane Co-ordinate Geometry, by I. Todhunter (page images at Cornell) |
| QA552 .T63 1881a | A Treatise on Plane Co-ordinate Geometry As Applied to the Straight Line and the Conic Sections (1881 edition), by I. Todhunter (page images at Cornell) |
| QA552 .T65 | Chapters on the Modern Geometry of the Point, Line, and Circle, by Richard Townsend |
| QA555 .B72 1873a | A Treatise on Some New Geometrical Methods, by James Booth |
| QA556 .L6 1905 | The Elements of Coordinate Geometry (London and New York: Macmillan, 1905), by S. L. Loney (multiple formats at archive.org) |
| QA556 .M5 1910 | Homogeneous Coordinates, for Use in Colleges and Schools (London: E. Arnold, 1910), by William P. Milne |
| QA556 .W62 1866a | Trilinear Coordinates and Other Methods of Modern Analytical Geometry of Two Dimensions, by William Allen Whitworth (page images at Cornell) |