Usually those notes are stored in a folder called ".tomboy", in your home directory (eg. "/home/CyJambo/.tomboy") . You can look there if they're still stored and open them with a text editor. The folder is hidden -all the folders started with "." are, so just select in nautilus "View/Show hidden folders" -if you don't use directly use the shell, of course-.
Usually those notes are stored in a folder called ".tomboy", in your home directory (eg. "/home/ CyJambo/ .tomboy" ) . You can look there if they're still stored and open them with a text editor. The folder is hidden -all the folders started with "." are, so just select in nautilus "View/Show hidden folders" -if you don't use directly use the shell, of course-.