Old versions of iTunes

Windows iTunes version 9.0.3
http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iTunes9/061-7753.20100201.Jcv4r/iTunesSetup.exe

Windows iTunes version 8.2.1
http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iTunes8/061-6717.20090715.XsE4R/iTunesSetup.exe

Mac iTunes version 9.0.3
http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iTunes9/061-7752.20100201.Tz39N/iTunes9.0.3.dmg

Mac iTunes version 8.2.1
http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iTunes8/061-6715.20090715.cfR54/iTunes8.2.1.dmg