four o'clock
Then Ruth proposed that they take a car and visit the Congressional Library . `` I think it is the most beautiful building in Washington , and , in fact , one of the finest in the world , '' she said enthusiastically , and later when the `` Automobile Girls '' were fairly inside the famous library , they fully agreed with her . It was particularly hard to tear Barbara away from what seemed to her the most fascinating place she was ever in , and she announced her intention of visiting it again at the first opportunity . The sightseers arrived home in time for luncheon and at four o'clock that afternoon they stood in a row , beside Harriet Hamlin and her father , helping to receive the guests who crowded in to the reception . Some of the women wore beautiful gowns , others looked as though they had come from small towns where the residents knew nothing of fashionable society . Mollie and Bab wore the white chiffon frocks Mr. Prescott had presented them with in Chicago . But Grace and Ruth wore gowns that had been ordered for this particular occasion .