Try this website - its as detailed as you could find anywhere:
http://ww21.tiki.ne.jp/~wildside/gear.htm#velvets
The Velvet Underground era
Lou Reed:
* Fender Deluxe Amp
* on rehearsal scene appeared in Andy Warhol's movie Up-Tight
* Silvertone 2143 Amp
* Vox AC100 The Super Beatle Amp
* customized with mid-range booster
* on 1st and 2nd albums
* Acoustic Amp
* since 1969
* Sunn Amp
* since 1970
* Vox Tone Bender Fuzz
* Kent No.532 Copa model
* Japanese brand "Guyatone" export model
* co-using with Sterling
* on rehearsal scene appeared in Andy Warhol's movie Up-Tight, on EPI shows
* Gretsch Country Gentleman 1964
* later customized with Fender Stratocaster pickups (taken off from Sterling's Stratocaster) + preamp + speed controller + tremolo controller, stereo electronics
* Gretsch 6136 White Falcon
* live at La Cave, late April, 1968
* Gibson ES-335TD
* since 3rd album
* Gibson ES-345TD
* stereo electronics
* since 3rd album
* Gibson ES-335-12
* 12-string
* since 3rd album
* Fender Electric XII
* 12-string solid body
* since 3rd album
* Epiphone Riviera
* 2x mini humbucker
* with Bigsby vibrato
* Max's Kansas City era
* ? Acoustic Guitar
* flat-top, non-cutaway, Natural finish