Downloading an old version of iPhoto onto Mac OSX Lion (10.7)
Here is a download link for an older version of iPhoto: https://support.apple.com/kb/DL1589?locale=en_EN (this is an update only; you still need the original, older iPhoto software to support this or it will not work.)

These are the release notes:


  What's New in Version 9.4 
  
  Adds support for Shared Photo Streams on OS X Mountain Lion Comments
  can now be added to photos after publishing them to Facebook New card
  and calendar themes have been added A new File menu command can be
  used to open the current photo library in Aperture (if installed)
  Includes performance and stability improvements  
  
  Post Date: Sep 19, 2012
  
  File Size: 757.61 MB