Dave's Music Database: Billboard's Longest-Charting Albums
Should We Take Billboard's Older Charts with a Grain of Salt? (An analysis of three decades of Billboard chart history) : r/popheads
Upcoming100 Rewinding the Charts: In 1991, Garth Brooks Lassoed History
Album Charts Milestones - Top40Weekly.com
Top 10 Albums of 1991
30 Years Ago, The Billboard Hot 100 Singles Were Forever Changed By Broadcast Data Systems and SoundScan – Billboard Chart Rewind
Top 10 Albums of 1991
Stepping Into The '90s: 1991 – Billboard Chart Rewind
1991 - Billboard Top 100 on Spotify
Top 10 Albums of 1991
Drake's 'Certified Lover Boy' & More Albums With Most Top 10 Hot 100 Hits – Billboard
Metallica's 'Black Album' in Top 10 on Billboard 200 After 30th Anniversary Reissue – Billboard
Billboard Top Pop Hits - 1991 (Audio Clips) - YouTube
Why 1991 Had the Best 6-Month Release Period in Rock History
Best Selling Albums Since 1991 (Soundscan Era): Adele Joins Elite Club – Billboard
30 Years Ago, The Billboard Hot 100 Singles Were Forever Changed By Broadcast Data Systems and SoundScan – Billboard Chart Rewind
/cdn.vox-cdn.com/uploads/chorus_asset/file/22874671/release_2.jpeg "The Biggest Album Release Dates in Modern Music History, Ranked - The Ringer")
The Biggest Album Release Dates in Modern Music History, Ranked - The Ringer
Billboard Albums of 1991 - Rate Your Music
Billboard (magazine) - Wikipedia
100 And Single: How The Hot 100 Became America's Hit Barometer : The Record : NPR
Billboard Top Hits: 1991 (2000, CD) - Discogs
No New Rock Albums Cracked Billboard's Year-End Top 200
The 50 best albums from 1991 | Kerrang!
All The Official Albums Chart Number 1s
30 Years Ago, The Billboard Hot 100 Singles Were Forever Changed By Broadcast Data Systems and SoundScan – Billboard Chart Rewind
Billboard Hot 100 Spotlight: November 23rd, 1991 – Billboard Chart Rewind
