recover usb drive after dd

view full story

http://forums.fedoraforum.org – I have a 2T usb drive I wanted to write an image of my current desktop hard drive 200 GB to a directory on the 2T usb drive UNFORTUNATELY The image was writen to the usb drive and anything else is GONE i have tried various tools (just reading ) the drive but the tools only sees the 200Gb drive files ans nothing else tools used were such as testdisk ; photorec;ddrescue any suggestions as to how to go about to recover the files (3 years of photos !!!~~ 1.1T) PLEASE :Y (HowTos)