recover-session

recover-session is an interactive compiled Lisp function in `files.el'.

It is bound to <menu-bar> <file> <recover-session>.

(recover-session)

Recover auto save files from a previous Emacs session.
This command first displays a Dired buffer showing you the
previous sessions that you could recover from.
To choose one, move point to the proper line and then type C-c C-c.
Then you'll be asked about a number of files to recover.