five o'clock
She spoke to the policeman at the corner of the Parade , and he was very determined . He would go to the police station and give notice , he said ; but there was n't the least use in her wearing herself out by running on into the town . He knew the young lady from No. 17 quite well by sight -- a very sensible young lady ! -- and he was as certain as that he stood there that she had not passed him since five o'clock . She was on the beach then with the little boy and some other young ladies and gentlemen ; he had seen them himself . They were playing and shouting , and having a fine time . No , he was quite certain he was n't making a mistake ; he knew her by her face , and her brown plaits , and her scarlet jersey .