2. Avenzohar | Liber teisir, Venice, 1496, limp vellum, and other works

4. Bonus | Pretiosa margarita novella de thesauro, Venice, Aldus, 1546, modern leather

5. Boyle | Opera, Geneva, 1680-1695, 6 volumes, contemporary vellum

7. Georg Cantor | Contributions to the Founding of the Theory of Transfinite Numbers. Chicago, 1915

8. Cardano | Somniorum Synesiorum, Basel, 1562, limp vellum

9. Caus | Von Gewaltsamen bewegungen, Frankfurt, 1615, contemporary vellum

10. [William Conybeare] | The Hyaena's den at Kirkdale, lithograph and poem, [1820s]

11. Copernicus | De revolutionibus orbium coelestium, Nuremberg, 1543, later boards, Rostock duplicate

12. Copernicus | Astronomia instaurata libri sex, Amsterdam, 1617, contemporary vellum

13. Charles Darwin | The Descent of Man, 1871, first edition, first issue, original cloth

14. Charles Darwin | Autograph letter signed, to Enrico Giglioli, on his research into chimpanzees, 1873

15. Charles Darwin | The Life and Letters, 1887, 3 volumes, presentation copy from Elizabeth Darwin

16. Henry de la Beche | Duria Antiquior, lithograph, 1830

17. De La Beche | Awful Changes, lithograph, 1830

18. Thomas Edison | Inscribed photograph, undated

19. Albert Einstein | Autograph letter signed, to his son Albert, 4 November [1915]

20. Ens | Thaumaturgus mathematicus, Cologne, 1651, contemporary vellum

22. Goclenius | Physiologia crepitus ventris, Frankfurt, 1607, and other works, calf with the arms of de Thou

23. Guazzo | Compendium maleficarum, Milan, 1608, contemporary vellum

24. Halfpenny | The art of sound building, London, 1725, contemporary calf

25. Stephen Hawking | Signed photograph, 1979

26. A. v. Humboldt | Autograph letter to the explorer and botanist Hinrich Lichtenstein, 1832?

27. A. v. Humboldt | Two autograph letters to the sculptor Ernst Rietschel in Dresden, 1857 and 1858

28. Jenner | An inquiry into the causes and effects of the variolae vaccinae, London, 1800, half calf

29. Johannes de Sacrobosco | De sphaera, Venice, 1541, contemporary vellum, with other similar works

30. Kepler | Astronomia nova, [Heidelberg], 1609, disbound

32. Kircher | Arithmologia sive de abditis numerorum misteriis, Rome, 1665, old vellum

35. Maclaurin | A treatise of fluxions, Edinburgh, 1742, contemporary calf, 2 volumes

36. [Von Neumann] | typescript lecture notes

37. Oribasius Sardianus | Collectorum medicinalium, Paris, Torresani, 1555, calf gilt

38. Louis Pasteur | autograph quotation signed, undated

39. Louis Pasteur | signed cabinet photograph, 1892

41. Perspective | Tratado completo de diseño i pintura, [Madrid, 1865], manuscript on paper, half calf

42. Elizabeth Philpot | Autograph letter signed, to William Buckland, 26 June 1835

43. Piccolomini | Della sfera del mondo, Venice, 1561, later vellum

44. Pomponius Mela | De situ orbis, Antwerp, Plantin, 1582, vellum

45. Psellus | In physicen Aristotelis commentarii, Venice, Torresani, 1554, old vellum

46. Ramon y Cajal | Textura del sistema nervioso, Madrid, 1899-1904, 2 volumes, half calf

48. Rossello | Della summa dei segreti universali, Venice, 1565, modern boards

49. Rueff | De conceptu et generatione hominis, Frankfurt, 1587, later calf-backed boards

50. Scaliger | De emendatione temporum, Paris, 1583; Bressieu, Metrices astronomicae, Paris, 1581, vellum

51. Thomas Sopwith | Costume of the Glaciers [portrait of William Buckland], etching, [1830s]

52. Telecommunication | Early telegram sent by the submarine telegraph, 1851

53. Tricasso | Epitoma chyromantico, Venice, 1538 [but later], later vellum

54. Valverde de Amusco | Historia de la composicion del cuerpo humano, Rome, 1556, later calf

55. Vesalius | De humani corporis fabrica, Basel, 1555, modern crushed burgundy morocco

56. Alessandro Volta | autograph letter signed, to Canon Fromond, 12 August 1775

57. Witches | An authentick and complete history of witches and apparitions, London, 1759, modern buckram