Duties of Pedlars Duties of Pedlars 17Pedlar to show certificate to certain persons on demand. 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Duties of Pedlars