Missouri Revised Statutes Title VI. County, Township and Political Subdivision Government § 60.185. County surveyors, duties

(1) Keep a fair and correct record of all surveys made by himself and his deputies, in a well-bound book, with a convenient index, to be procured at the expense of the county or city for that purpose, which books and indexes shall be the property of such county or city, and shall be known as the county surveyor's plat book, and every such surveyor shall record in such book a plat of all surveys executed by him or his deputies, within two weeks after the plat of survey has been certified to, and such books shall be kept at the county seat or city hall and subject to inspection by any person interested therein, under the supervision of the county surveyor for such county or city;

(2) Number his surveys progressively;

(3) Deliver a copy of any plat of survey to any person requiring such a copy, on payment of an amount equal to the fees allowed to the recorder of deeds for such a document, so long as such records shall remain in his possession, and after such record shall have been deposited in the office of the recorder of deeds, the recorder shall, on the request of anyone and on payment of his fees for such service, deliver to such person a duly certified copy of such records under the seal of his office, which shall be accepted as evidence, to all intents and purposes, as the originals themselves;

(4) Maintain a copy of corner restoration documents as required in section 60.321 when provided by the Missouri department of agriculture, and subject to inspection and copying by any person interested therein during the normal office hours of the county on payment of the fees allowed to the recorder for similar documents.