On and after January 1, 1952, no assignment of an oil and gas lease or of any interest in any oil and gas lease executed prior to January 1, 1925, shall be recorded by any register of deeds unless the original oil and gas lease which is being assigned, or the original oil and gas lease, any interest of which is being assigned, has been recorded in the office of the register of deeds in the county where the land so leased is located.
K.S.A. 55-217