Note: An older picture with all the game systems annotated can be found below.
The main room:

The console shelves:

A wider view of the main room:

The back room:

Back room shelves, part 1:

Back room shelves, part 2:

Back room shelves, part 3:

Back room shelves, part 4:

Back room shelves, part 5:

Back room shelves, part 6:

Older pictures:
Click the image for a larger version:

In text, it is, in roughly chronological order:
- APF TV Fun (Pong)
- Coleco Telstar Regent (Pong)
- Atari Video Pinball
- Magnavox Odyssey 2
- Atari 2600
- Mattel Intellivision
- GCE Vectrex
- TI 99/4a
- Tomy Tutor
- Atari 5200
- Nintendo NES
- Sega Master System
- Super Nintendo
- Philips CD-I
- Panasonic FZ-1 3DO (broken)
- Atari Jaguar
- NEC PC Engine Duo-R
- Sega CDX
- Sony PlayStation
- Nintendo 64
- BBG-1
- Sega Dreamcast
- Nintendo GameCube
- VMLabs Nuon
- Sony PlayStation 2
- Microsoft Xbox
- Sony PlayStation 3
And the portables:
- Nintendo Game Boy
- Atari Lynx (broken)
- Sega Game Gear
- Nintendo Virtual Boy
- Nintendo Game Boy Color
- Nintendo Game Boy Pocket
- Tiger Game.com (broken)
- Bandai WonderSwan Crystal
- Nintendo Game Boy Advance SP
- Nintendo Game Boy Micro
- Nintendo DS
- Nintendo DS Lite
- Sony PSP-1000
- Nintendo DSi
- Sony PSP Go
Also, the PlayStation® software room:
