ten o'clock
`` Mrs. Bentley 's suggestion . '' `` We fellows of Preston High School feel ashamed of ourselves for having intruded , '' exclaimed Hartwell . `` May we be permitted to withdraw ? '' `` At any time after ten o'clock , '' smiled Mrs. Bentley graciously . `` We shall be very much disappointed if you leave us at present . '' There was a clatter of dishes and spoons . Mrs. Bentley and Mrs. Meade presided over this part of the camp feast .