six o'clock before
Of course her uncle must be notified , if he were not at the farm . Betty knew that a message left with the Watterbys would reach him . He had been off for four days , and was expected home very soon . Betty did not hurry Clover , for she wanted to save her for that evening 's trip , and it was well on toward six o'clock before she came in sight of the farm . A black dot resolved itself into Bob and he came running to meet her . `` I was beginning to worry about you , '' he called . `` I waited up at the fields till afternoon , because Thorne was sure you would come back there .