Index of ftp://ftp1-zlb.vips.scl3.mozilla.com/pub/firefox/releases/21.0b3/mac/en-US

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[ ] Firefox 21.0b3.dmg  40.05Mb  April 17 2013  [find mirrors]
[ ] firefox-21.0b3.json  911.00b  April 17 2013  [find mirrors]