170.131. When any publisher of school textbooks files withthe state board of education the samples and lists provided forin section 170.061, the publisher at the same time shall file asworn statement that he has no understanding or agreement of anykind with any other publisher, or interest in the business of anyother publisher, with the effect, design or intent to control theprices on books or to restrict competition in the adoption orsale thereof.
(L. 1963 p. 200 § 10-13)(Source: RSMo 1959 § 170.230)