Below is a list of the Holmes-specific items I incorporated into the diorama - they aren't in any particular order. I'm sure I missed a few note-worthy items from the Canon. Therefore, I reserve the right to add them in the future! Suggestions on the back of a postcard, please!
1. Laboratory equipment (various throughout)
2. Monograph on Tobacco Ash (on dining table)
3. The Times newspaper (on dining chair and mentioned many times throughout the Canon)
4. Scientific charts (various throughout)
5. Maps (various throughout)
6. Gramophone & records (I'm sure there was a reference in the Canon that alluded to Holmes being able to play music?)
7. Pocket-watch (on gramophone table)
8. Afghani Tribesmen framed print (hanging on right-hand-side wall - no doubt one of Watson's mementos)
9. 'VR' bullet-holes (right-hand-side wall)
10. Framed print of General Charles Gordon (hanging on right-hand-side wall)
11. Speckled Band (no longer posing any real threat - situated on top of the writing desk)
12. Stethoscope (belonging to Dr Watson)
13. Blow-pipe & thorn darts (previously the property of Tonga - retrieved from the boat he fell from?)
14. Monograph on Secret Writings (on writing desk)
15. Monograph on the Form of the Hand (on writing desk)
16. Monograph on the Tracing of Footprints (on writing desk)
17. Bradshaw's Railway Guide (on writing desk)
18. Watson's hand-written journal (last page of 'The Final Problem', first page of 'Hounds')
19. Syringe, cocaine and arm-tie (on writing desk)
20. Tobacco pouches (a couple thrown in for good measure)
21. Silver Blaze statue (on writing desk)
22. Battle of Maiwand framed print (hanging above writing desk - another of Watson's collectibles)
23. Pith helmet (probably not Watson's personal issue - maybe he picked it up in a second-hand shop?)
24. Leslie Klinger's three-volume 'The New Annotated Sherlock Holmes' (in bookcase)
25. Sarasate sheet music (on top of bookcase)
26. Lantern (on top of bookcase)
27. Violin & Violin case
28. Smoking pipes (a couple here and there)
29. Paganini framed print (mantlepiece)
30. Sir Arthur Conan Doyle framed print (mantlepiece)
31. Persian slipper (mantlepiece - I used green tea to simulate the tobacco)
32. Jack-knife & correspondence (mantlepiece)
33. Pen-Knives x 2 (mantlepiece - specifically mentioned in the Canon)
34. Signed photograph of Wilma-Norman Neruda (Holmes being a fan, he probably went back-stage and acquired this!)
35. Hand-written note from Moriarty (mantlepiece - a keep-sake from 'The Valley of Fear')
36. Revolver ammunition (mantlepiece)
37. Irene Adler - framed photograph (mantlepiece)
38. Watson's service revolver (mantlepiece)
39. Blue Carbuncle (mantlepiece - obviously a carefully-crafted facsimile of the original!)
40. Cigars/cigarettes (mantlepiece)
41. Reichenbach Falls framed print (above mantlepiece)
42. Logs next to fireplace (mentioned in Canon)
43. Fishing rod & basket (if memory serves me right, Holmes was something of an amateur fisherman)
44. Staffordshire Bull Terrier (sitting next to Watson)
45. Watson's medical bag (on floor next to his chair)
46. Sword (hanging from rear of closest door)
47. Magnifying glass (on top of oriental cabinet)
48. Baker Street Journal (on top of oriental cabinet - recommended reading for any consulting detective)
49. Watson's Afghan shoulder-bag (hanging from rear of far door)
50. Framed boxing print (on top of laboratory hutch)
51. Napoleon bust (on top of laboratory hutch - probably a commission)
52. Wooden club with five 'claws' (on top of hutch - salvaged from the chalk-pit it was thrown into?)
53. Laboratory chemicals (various throughout)
54. Index Books A - Z (top shelf of laboratory hutch)
55. Unframed print of Henry Ward Beecher (on top of laboratory hutch)
56. Telescope (bottom shelf of hutch - I seem to recall a reference in the Canon that Watson owned one?)
57. 'Dancing Men' note (bottom shelf of hutch)
58. Black & white 'poison' box (bottom shelf of hutch - previously belonged to Mr Culverton Smith)
59. The Sherlock Holmes Journal (bottom shelf of hutch - further reading for the discerning detective)
60. Publication - Polyphonic Motets of Lassus (bottom shelf of hutch)
61. Small sketch of Jeremy Brett (stuck in the corner of the mirror leaning against writing desk)
62. 'Action at Maiwand' sketch map (next to skull in hutch)
63. Montrachet wine (mantlepiece)
64. Walking-stick (hanging from rear of closest door - perhaps used by Holmes with regard to Baritsu?)
65. Dartmoor Ponies framed print (hanging between the two doors - from memory painted by Charles Walter Simpson?)
66. Baritsu/Stick-fighting framed print (hanging above far door)
67. Buddha Statue & incense (on top of oriental cabinet - a souvenir from Holmes' soujourn in Tibet?)
68. Watson's 'Doctor of Medicine' certificate (hanging just above oriental cabinet - issued by the University of London)
69. The Strand Magazine (in Watson's right hand - no doubt a first edition!)
70. Antique Persian framed print (hanging above closest door - a present from the Khalifa of Khartoum?)
1. Laboratory equipment (various throughout)
2. Monograph on Tobacco Ash (on dining table)
3. The Times newspaper (on dining chair and mentioned many times throughout the Canon)
4. Scientific charts (various throughout)
5. Maps (various throughout)
6. Gramophone & records (I'm sure there was a reference in the Canon that alluded to Holmes being able to play music?)
7. Pocket-watch (on gramophone table)
8. Afghani Tribesmen framed print (hanging on right-hand-side wall - no doubt one of Watson's mementos)
9. 'VR' bullet-holes (right-hand-side wall)
10. Framed print of General Charles Gordon (hanging on right-hand-side wall)
11. Speckled Band (no longer posing any real threat - situated on top of the writing desk)
12. Stethoscope (belonging to Dr Watson)
13. Blow-pipe & thorn darts (previously the property of Tonga - retrieved from the boat he fell from?)
14. Monograph on Secret Writings (on writing desk)
15. Monograph on the Form of the Hand (on writing desk)
16. Monograph on the Tracing of Footprints (on writing desk)
17. Bradshaw's Railway Guide (on writing desk)
18. Watson's hand-written journal (last page of 'The Final Problem', first page of 'Hounds')
19. Syringe, cocaine and arm-tie (on writing desk)
20. Tobacco pouches (a couple thrown in for good measure)
21. Silver Blaze statue (on writing desk)
22. Battle of Maiwand framed print (hanging above writing desk - another of Watson's collectibles)
23. Pith helmet (probably not Watson's personal issue - maybe he picked it up in a second-hand shop?)
24. Leslie Klinger's three-volume 'The New Annotated Sherlock Holmes' (in bookcase)
25. Sarasate sheet music (on top of bookcase)
26. Lantern (on top of bookcase)
27. Violin & Violin case
28. Smoking pipes (a couple here and there)
29. Paganini framed print (mantlepiece)
30. Sir Arthur Conan Doyle framed print (mantlepiece)
31. Persian slipper (mantlepiece - I used green tea to simulate the tobacco)
32. Jack-knife & correspondence (mantlepiece)
33. Pen-Knives x 2 (mantlepiece - specifically mentioned in the Canon)
34. Signed photograph of Wilma-Norman Neruda (Holmes being a fan, he probably went back-stage and acquired this!)
35. Hand-written note from Moriarty (mantlepiece - a keep-sake from 'The Valley of Fear')
36. Revolver ammunition (mantlepiece)
37. Irene Adler - framed photograph (mantlepiece)
38. Watson's service revolver (mantlepiece)
39. Blue Carbuncle (mantlepiece - obviously a carefully-crafted facsimile of the original!)
40. Cigars/cigarettes (mantlepiece)
41. Reichenbach Falls framed print (above mantlepiece)
42. Logs next to fireplace (mentioned in Canon)
43. Fishing rod & basket (if memory serves me right, Holmes was something of an amateur fisherman)
44. Staffordshire Bull Terrier (sitting next to Watson)
45. Watson's medical bag (on floor next to his chair)
46. Sword (hanging from rear of closest door)
47. Magnifying glass (on top of oriental cabinet)
48. Baker Street Journal (on top of oriental cabinet - recommended reading for any consulting detective)
49. Watson's Afghan shoulder-bag (hanging from rear of far door)
50. Framed boxing print (on top of laboratory hutch)
51. Napoleon bust (on top of laboratory hutch - probably a commission)
52. Wooden club with five 'claws' (on top of hutch - salvaged from the chalk-pit it was thrown into?)
53. Laboratory chemicals (various throughout)
54. Index Books A - Z (top shelf of laboratory hutch)
55. Unframed print of Henry Ward Beecher (on top of laboratory hutch)
56. Telescope (bottom shelf of hutch - I seem to recall a reference in the Canon that Watson owned one?)
57. 'Dancing Men' note (bottom shelf of hutch)
58. Black & white 'poison' box (bottom shelf of hutch - previously belonged to Mr Culverton Smith)
59. The Sherlock Holmes Journal (bottom shelf of hutch - further reading for the discerning detective)
60. Publication - Polyphonic Motets of Lassus (bottom shelf of hutch)
61. Small sketch of Jeremy Brett (stuck in the corner of the mirror leaning against writing desk)
62. 'Action at Maiwand' sketch map (next to skull in hutch)
63. Montrachet wine (mantlepiece)
64. Walking-stick (hanging from rear of closest door - perhaps used by Holmes with regard to Baritsu?)
65. Dartmoor Ponies framed print (hanging between the two doors - from memory painted by Charles Walter Simpson?)
66. Baritsu/Stick-fighting framed print (hanging above far door)
67. Buddha Statue & incense (on top of oriental cabinet - a souvenir from Holmes' soujourn in Tibet?)
68. Watson's 'Doctor of Medicine' certificate (hanging just above oriental cabinet - issued by the University of London)
69. The Strand Magazine (in Watson's right hand - no doubt a first edition!)
70. Antique Persian framed print (hanging above closest door - a present from the Khalifa of Khartoum?)