Mo. Rev. Stat. § 59.420

In all cities in this state which now have or which may hereafter have or contain six hundred thousand inhabitants or more and in all counties in class one, the recorder shall record, without delay, every deed, mortgage, conveyance, deed of trust, bond, commission or other writing delivered to him for record, with the acknowledgment, proofs and certificates written on or under the same, by writing them, word for word, in a fair hand, or by typewriting them or by photostating them, noting at the foot of such record all interlineations and erasures, and the words visibly written on erasures, and noting, at the foot of the record, the day and time of the day, month and year when the instrument so recorded was delivered to him, or brought to his office for record; and the same shall be considered as recorded from the time it was so delivered. Except when otherwise provided by law it shall be the duty of the recorder to deliver to the person holding his receipt therefor every instrument so recorded within sixty days from the date upon which it was presented for recording.