Analysis of information sources in references of the Wikipedia article "List of best-selling albums" in English language version.
1 million copies were sold by 1958, 2.25 million by 1960, almost 3 million by 1963
{{cite magazine}}: Unknown parameter |agency= ignored (help){{cite magazine}}: Unknown parameter |agency= ignored (help)first time that a complete score of a Broadway musical was put on wax, by 1945 sales were at half a million
...25 million copies sold worldwide by May 1, 1979
{{cite web}}: |last= has generic name (help)Her 1995 album Jagged Little Pill is a pop-rock classic that sold more than 33 million copies worldwide.
The next two BSB albums ("Backstreet's Back" and "Millennium") enjoyed worldwide sales of 24 million copies each.
{{cite magazine}}: Unknown parameter |agency= ignored (help)Her 1995 album Jagged Little Pill is a pop-rock classic that sold more than 33 million copies worldwide.
The next two BSB albums ("Backstreet's Back" and "Millennium") enjoyed worldwide sales of 24 million copies each.
first time that a complete score of a Broadway musical was put on wax, by 1945 sales were at half a million
...25 million copies sold worldwide by May 1, 1979