Originally Posted by Charles Kenyon

Sorry, I assumed, mistakenly, that you were using both computers to work on your files. If you were, you would likely have older copies on the other computer.

Having lost major work of my own in the past due to not having backups, I feel your pain and frustration. I hope the file recovery tools mentioned do help you. I have learned from my pain to keep copies of valuable work in electronic and paper form in different locations.