Dobler, Herr (William George Smith). Dobler the Wizard of the World! In Conjunction With Professor Wernolf. Marvellous Dark Séance. Bristol: Taylor Bros., ca. 1873. Six-page pamphlet containing press opinions on Dobler’s magic, with a challenge printed on the rear cover, offering a cash reward for any member of the public or professional conjuror who can reenact Dobler’s feats. Front cover detached, light foxing.