model: ThinkPad T42 type 2374(model id: 391)
subtype (notebook, netbook, motherboard, tablet):
notebook
does it have a free boot firmware (BIOS,UEFI,...) ?
no
can free operating systems be installed?
yes
does the device prevent installing wifi cards not-approved by the vendor?
not-specified
year of commercialization:
2004
compatibility with free software:
B-gold 
tested on:
Trisquel 4.5 Slaine
tested with the following kernel libre:
2.6.35-30-generic
video card model:
ATI Technologies Inc Radeon Mobility M7 LW [Radeon Mobility 7500] (works, but without 3D acceleration)
wifi model:
AIRONET Wireless Communications Cisco Aironet Wireless 802.11b (it works)
webcam model:
(there is no webcam)
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