Sometimes, the ZIP files may have been updated but not the .isb files that are displayed on this site. Such corrections would largely be p-Stats corrections which will be reflected in the Index pages themselves even if the .isb files have not been updated on the web.Songs 1-500 : ISB1.zip
Songs 501-1000 : ISB2.zip
Songs 1001-1500 : ISB3.zip
Songs 1501-2000 : ISB4.zip
Songs 2001-2500 : ISB5.zip
Songs 2501-3000 : ISB6.zip
Songs 3001-3250 : ISB7.zip
When you click on the link, your browser should prompt you to save the file. The files have been zipped using winzip.