midnight
She decided that he fully understood that she did not consider the pledge of the faded rose-bud , binding . Mrs. Wilson had apparently forgotten Bab 's refusal of her request . She was as cordial to Barbara as she was to Harriet , or to any of the `` Automobile Girls . '' It was after midnight when Mrs. Wilson told Elmer and Peter that they must both go home . Bab 's envelope was still tucked inside her dress . She had had no chance so far to give it to Mrs. Wilson . After Peter and Elmer had gone , however , and the girls trooped upstairs to bed , laughing and chatting gayly , Bab found a chance to slip the troublesome envelope into Mrs. Wilson 's hand .