|It's not a duplicate, it's just the way Windows presents it to you. Think of "My Pictures" as being a shortcut to the real one in "[my name]_documents". This is an attempt to make things simple (although I have never been convinced).|
Try a freebie called Recuva:
Unfortunately everthing you have done since the folder vanished has lowered your chance of recovery because some or all might now have been overwritten.
Always pop back and let us know the outcome - thanks