The title of this volume, Agatha Heterodyne and the Sleeping City, was announced by Phil on Girl Genius Adventures. He also announced that he and Kaja would be taking a two month break and resume the main Girl Genius story on March 3, 2014. In the interim, Christopher Baldwin will be filling in by illustrating a story based on one of the Girl Genius radio plays.
The thirteenth volume of Girl Genius begins with...
The colors were done by Cheyenne Wright.
The first page of volume XIII begins here:.
This volume has a single extra, a two-page Girl Genius short, short story. This story is untitled, but might be called,