1. The Storm Breaks by Arthur Gask
2. The Shadow of Larose by Arthur Gask
3. The Secret of the Sandhills by Arthur Gask
4. The Poisoned Goblet by Arthur Gask
5. The Night of the Storm by Arthur Gask
6. The Master Spy by Arthur Gask
7. The Man of Death by Arthur Gask
8. The Lonely House by Arthur Gask
9. The Judgment of Larose by Arthur Gask
10. The House on the Island by Arthur Gask
11. The Hidden Door by Arthur Gask
12. The Hangman's Knot by Arthur Gask
13. The Dark Highway by Arthur Gask
14. The Beachy Head Murder by Arthur Gask
15. The Red Paste Murders by Arthur Gask
16. The Great Shadow by Arthur Conan Doyle
17. The Doings of Raffles Haw by Arthur Conan Doyle
18. Beyond the City by Arthur Conan Doyle
19. The Drums of Jeopardy by Harold MacGrath
20. The Carpet from Bagdad by Harold MacGrath
21. The Disintegration Machine by Arthur Conan Doyle
22. The Dead Secret by Wilkie Collins
23. Initials Only by Anna Katharine Green
24. The Two Destinies by Wilkie Collins
25. The Voice in the Fog by Harold MacGrath
26. The Tragedy of the Korosko by Arthur Conan Doyle
27. To Love and Be Wise by Josephine Tey
28. The Ragged Edge by Harold MacGrath
29. Blind Love by Wilkie Collins
30. Tales of Science by Edgar Allan Poe
31. Tales of Illusion by Edgar Allan Poe
32. The Franchise Affair by Josephine Tey
33. The Man in the Queue by Josephine Tey
34. Sir Nigel by Arthur Conan Doyle
35. The Black Image by Fergus Hume
36. That Affair Next Door by Anna Katharine Green
37. Rodney Stone by Arthur Conan Doyle
38. A Shilling for Candles by Josephine Tey
39. Through the Magic Door by Arthur Conan Doyle
40. The Secret Passage by Fergus Hume
41. The Crowned Skull by Fergus Hume
42. The Murders in the Rue Morgue by Edgar Allan Poe
43. The House of the Whispering Pines by Anna Katharine Green
44. A Strange Disappearance by Anna Katharine Green
45. Room Number 3 and Other Detective Stories by Anna Katharine Green
46. The Crime of the Congo by Arthur Conan Doyle
47. The Woman in White by Wilkie Collins
48. A Rogue's Life by Wilkie Collins
49. The Man on the Box by Harold MacGrath
50. The White Company by Arthur Conan Doyle

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• 501. Python
• 502. Quantum Chromodynamics
• 503. Quantum Computing
• 504. Quantum Field Theory
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• 507. Quantum Optics
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• 511. Rafael Sabatini
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• 525. Robert Louis Stevenson
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• 527. Robotics & Automation
• 528. Robust Control
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• 533. Safety & First Aid
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• 580. Strategy
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• 584. Substance Abuse
• 585. Superconductivity
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• 598. Tensor Calculus
• 599. Terrorism
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• 601. Theodore Dreiser
• 602. Theology
• 603. Theory of Computation
• 604. Theory, Composition & Performance
• 605. Thermodynamics
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• 607. Thomas Hardy
• 608. Thrillers
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• 610. Topology
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• 614. Tuberculosis
• 615. Twitter
• 616. Type Theory
• 617. Ubuntu
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• 619. Unix
• 620. User Interface Design
• 621. Vector Analysis
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• 623. VHDL
• 624. Victor Hugo
• 625. Video Games
• 626. Virginia Woolf
• 627. Visual Basic
• 628. Walter Scott
• 629. Wavelets
• 630. Web Design
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• 636. Wilkie Collins
• 637. Willa Cather
• 638. William Hope Hodgson
• 639. William Makepeace Thackeray
• 640. William Morris
• 641. Windows 7
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• 646. Working Abroad
• 647. World
• 648. World Literature
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• 650. Writing Skills
• 651. XML
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• 653. Zoology