two o'clock Friday afternoon
said Mrs. Mercer . Then she was silent a moment in thought . `` When does Dr. Hardy want you to go ? '' `` He wants us to meet him in New York at two o'clock Friday afternoon . That means we should have to leave here on the early morning train Friday . '' `` I do n't know about this , '' said Mrs. Mercer . `` All play and no work is just as bad for a boy as no play and all work .