Nothing herein contained in any way prevents the sale or exchange of common school, indemnity, or endowment lands as provided in §§ 5-3-7 and 5-9-1 nor prevents the commissioner of school and public lands from incorporating, into each lease a sales clause permitting the cancellation of any lease on January first of any year of the term thereof for the purpose of sale or exchange.
SDCL 5-5-14