Issue: #19
During Napoleon's 1798 campaign in Egypt, Lieutenant Pierre-François Bouchard found the Rosetta Stone. But he doesn't know that Pirate Cats have already replaced the original piece with their own version. Now it's up to Geronimo and friends find the real Stone and give it back to history!Note: The digital edition (8/29/2017) for this volume was released before the print edition.
First appearances: Pierre-François Bouchard
Creators: Ryan Jampole, Nanette Cooper-McGuinness, Elisabetta Dami
Characters: Geronimo Stilton, Pierre-François Bouchard