20 THE BOY CRUSADERS, Walter Espec, thoughttully; ‘methinks no seer less potent than the Knight of Ercildoune, whom the vulgar call “True Thomas,” could on such a point do aught to satisfy your curiosity.’ | ‘Mayhap at Acre or Jerusalem,’ suggested Guy, after a pause. ‘By Holy Katherine,’ exclaimed Walter, ‘ere you named Acre and Jerusalem, my imagination had carried me to the palace of the caliph at Bagdad.’