He offered no further information. For a long while Arthur was puzzled by the movements that followed this last remark. Apparently the Clockwork man desired to change his tactics; he did not wish to prolong the conversation. But, in his effort to move away, he was obviously hampered by the fact that his hand still rested upon Arthur's shoulder. He did not seem to be able to bend his arm in a natural fashion. Instead, he kept on making a half-right movement of his body, with the result that every time he so moved he was[Pg 20] stopped by the impingement of his hand against Arthur's neck. At last he solved the problem. He took a quick step backwards, nearly losing his balance in the process, and cleared his arm, which he then lowered in the usual fashion. Then he turned sharply to the left, considered for a moment, and waddled away. There was no other term, in Arthur's estimation, to describe his peculiar gait. He took no stride; he simply lifted one foot up and then the other, and then placed them down again slightly ahead of their former positions. His body swayed from side to side in tune with his strange walk. After he had progressed a few yards he turned to the right, with a smart movement, and looked approximately in Arthur's direction. His mouth opened and shut very rapidly, and there floated across the intervening space some vague and very unsatisfactory human noise, obviously intended as an expression of leave-taking. Then he turned to the left again, with the same drill-like action, and waddled along..