Foggerty's Fairy — First published as "The Story of a Twelfth Cake" in Graphic, Christmas Number, 1874 (retitled "Foggerty's Fairy" for the 1890 collection). A series of alternate histories of a somewhat roguish fellow, Freddy Foggerty, who is attempting to escape the consequences of having deserted the army some years previously. After meeting up with his former sergeant, he obtains the help of the titular fairy who allows him to undo events in his past.
The story revolves around alternate history and time travel as a means for Freddy Foggerty to escape his past actions.