Let's see here...

1. Fairchild Channel F (System 1)
2. Atari 2600 (4 switch, 1980-1982)
3. Magnavox Odyssey 2 (boxed)
4. Mattel Intellivision (1st version)
5. Coleco Vision (with snazzy dust cover!)
6. Atari 5200 (my dad's friend gave me this one)'
7. Vectrex (my most expensive classic console)
8. NES (Toaster, aka NES-001)
9. NES (Toploader)
10. Sega Master System
11. Atari 7800
12. TurboGrafx 16 (boxed)
13. Sega Genesis (model 1, no power supply or RF/AV unit, BUT IT WAS 5 BUCKS!)
14. Sega Genesis (model 2, my first game console)
15. Sega Genesis 3
16. Sega Game Gear (SEGA, not Majesco)
17. Super NES (original version, non-yellowed!)
18. Sega CD (model 2)
19. 3DO (FZ-10)
20. Atari Jaguar
21. Sega 32X
22. Nintendo Virtual Boy
23. Sega Saturn (MK-80000A, made Sept 1996)
24. Sony PlayStation 1 (made Sept 1998)
25. Nintendo 64 (black)
26. Nintendo 64 (Pokemon edition, boxed)
27. Sega Dreamcast (white)
28. Neo Geo Pocket Color (ocean blue)
29. Sony Play Station 2 (fat, and the earliest console I actually have that's my own other than the Genesis 2)
30. Nintendo Game Cube (indigo)
31. Nintendo Game Boy Advance SP (red)
32. Sega Nomad (dang, almost forgot about you!)
33. Nintendo DS Lite
34. Sony PSP (original 2005 model)
35. Microsoft Xbox 360 (20 GB)
36. Sony Play Station 3 (WITH backward compatibility for PS 1 and 2! Yay!)
37. Nintendo Wii