Vis Imperium Victoriana: The Secret of the Silver Hedgehog - 1885

From publisher blurb: A voyage of discovery leads to a place of marvels and danger as myths and legends come to life. “The Secret of the Silver Hedgehog” is an exclusive for backers of Chivalry and Sorcery 5th edition, a sandbox suitable for a one off adventure or a mini-campaign of Victorian adventure, that can also be adapted for Chivalry and Sorcery.