Attached Link: http://www.datarescue.com/photorescue/

You can get them back from your memory card with software from the link above. That one costs $29 and it works before you pay. There are some freeware ones about too, search data recovery or photorecovery.

And every one said, 'If we only live,
We too will go to sea in a Sieve,---
To the hills of the Chankly Bore!'
Far and few, far and few, Are the lands where the Jumblies live;
Their heads are green, and their hands are blue, And they went to sea in a Sieve.

Edward Lear
http://www.nonsenselit.org/Lear/ns/jumblies.html