nine o'clock
`` But I must finish this page , '' said Migwan . `` You must nothing of the kind , '' said Nyoda , forcing Migwan into her coat . '' ` Hold on to Health ' does not mean work yourself to death . Hereafter you stop writing at nine o'clock or I will take the typewriter away from you . '' `` Oh , may n't I stay until half past nine ? '' asked Migwan coaxingly . `` No , ma 'm , '' said Nyoda emphatically .