Erased External HD (Mac)

[Benconner]

I accidentally told my WD passport EXT HD to erase all data thinking my other HD had it all backed up. WRONG. I realized the problem immediately AFTER I had completed the task. Any suggestions? I'm using MAC OS Snow Leopard.

 

[buwish]

Here are a few ideas:

http://www.prosofteng.com/
http://www.peachpit.com/articles/article.aspx?p=693649