about three o'clock
Good luck to you ! '' `` Thank you , '' replied Teddy and Janet . They saw the tent -- a small one with a few flags on it -- almost as soon as they alighted from the trolley car . It was about three o'clock , and a crowd about the tent showed that the performance was going on , or would soon start . Professor Montelli 's name was painted on a strip of canvas over the entrance to the tent , and on either side were painted pictures of dogs doing all sorts of queer tricks . One picture was that of a dog jumping off a high platform into a tank of water . `` Oh , if we could only make our monkey Jack do a trick like that ! ''