Label: Simple Machines ‎– No. 4
Series: The Machines Series –
Type: Vinyl, 7", 33 ⅓ RPM, Compilation, Blue & Lime Green Ink Sleeve
Country: US
Date of released: 1991
Category: Rock
Style: Indie Rock

Label: Not on label ‎– none
Type: Vinyl, 12", Picture Disc, Single Sided, Unofficial Release
Country: Japan
Date of released: 1991
Category: Rock
Style: Folk Rock

Label: Columbia ‎– COL 468535 2
Type: CD, Album, Reissue, Remastered
Country: Denmark
Date of released: 1991
Category: Rock
Style: Rock & Roll, Indie Rock

Label: Parlophone ‎– 12 RDJ 6284
Type: 2 x Vinyl, 12"
Country: UK
Date of released: 1991
Category: Hip Hop
Style: Britcore

Label: Diskos ‎– KD 30001822
Type: Cassette, Album
Country: Yugoslavia
Date of released: 1991
Category: Pop, Folk, World, & Country
Style: Folk

Label: Orfeo ‎– 91143-1
Type: Vinyl, LP
Country: Uruguay
Date of released: 1991
Category: Rock
Style:

Label: Cutting Records ‎– CR-246
Type: Vinyl, 12", 33 ⅓ RPM
Country: US
Date of released: 1991
Category: Electronic
Style: House, Breakbeat, Trip Hop

Label: Terminal Records ‎– Term CD 001
Type: CD, Album
Country: UK
Date of released: 1991
Category: Rock
Style: Doom Metal, Heavy Metal

Label: Crush Music ‎– A 10014
Type: Cassette, Single
Country: US
Date of released: 1991
Category: Hip Hop
Style:

Label: FFRR ‎– 300150-4
Type: Cassette, Single, Stereo
Country: Netherlands
Date of released: 1991
Category: Electronic, Hip Hop
Style: Pop Rap

Label: Zlatna Palma ‎– MC-6 3035426
Type: Cassette, Album
Country: Croatia
Date of released: 1991
Category: Pop
Style: Ballad, Vocal

Label: Philips ‎– 510 841-2, PolyGram ‎– 510 841-2
Type: CD, Album
Country: Brazil
Date of released: 1991
Category: Latin, Folk, World, & Country
Style: Country

Label: Southside Records ‎– K 10457
Type: Vinyl, 7"
Country: New Zealand
Date of released: 1991
Category: Funk / Soul
Style: Neo Soul

Label: AIM Records ‎– CDIM100
Type: CD, Album
Country: US
Date of released: 1991
Category: Folk, World, & Country
Style: Indian Classical, Hindustani

Label: Mute ‎– INT 846.845, Mute ‎– CD STUMM 58
Type: CD, Album, Reissue
Country: Germany
Date of released: 1991
Category: Electronic
Style: Industrial

Label: Chrysalis ‎– none
Type: Cassette, Album, Promo, White Label
Country: UK
Date of released: 1991
Category: Rock
Style: Alternative Rock, Indie Rock

Label: Virgin ‎– SP-EP-2
Type: Vinyl, 7", Single, Promo
Country: Spain
Date of released: 1991
Category: Latin, Pop
Style: Chanson

Label: DOD 1818-3 ‎–
Type:
Country: US
Date of released: 1991
Category: Electronic
Style: House

Label: Geffen Records ‎– GEF 24322
Type: Vinyl, LP
Country: Europe
Date of released: 1991
Category: Rock, Blues
Style: Blues Rock

Label: EMI-Valentim De Carvalho, Música Lda. ‎– 7957151
Type: Vinyl, LP
Country: Portugal
Date of released: 1991
Category: Electronic, Rock
Style: Alternative Rock, Synth-pop