We make no cost for glass balls," explained the shopman politely. "We get them"-he picked 1 out of his elbow as he spoke-"free." He produced an additional from the back of his neck, and laid it beside its predecessor on the counter. Gip regarded his glass ball sagely, then directed a appear of inquiry at the two on the counter, and eventually brought his round-eyed scrutiny to the shopman, who smiled.