On 12/gen/2011, at 07.15, Geoffrey Heard wrote:

> AND not doing what I did yesterday -- erasing you're your entire main back-up when you had meant to erase that other bloody disk. It was into the second hour of writing zeros when I woke up.

=:-0

may be worth giving Disk Drill a try http://www.cleverfiles.com/

it's getting excellent reviews (for what that's woth :-p ) and still is free (... and *beta*!)
-- 
paolo