The Legislature shall have power to authorize the issuing and selling of state bonds not exceeding in the aggregate thirty-five million dollars in addition to the state bonds which were authorized to be issued and sold by the amendment to the Constitution proposed by Senate Joint Resolution No. 15, adopted February 15, 1919, and afterwards ratified by a vote of the people. The proceeds of said additional bonds hereby authorized to be issued and sold shall be used and appropriated solely for the building and constructing, or for the assisting in building and constructing the system of state roads and highways provided for by the amendment to the Constitution above mentioned.

When a bond issue as aforesaid is authorized, the Legislature shall at the same time provide for the collection of an annual state tax sufficient to pay annually the interest on such debt and to pay the principal thereof within and not exceeding thirty years.

[Editor’s note. – This amendment was proposed by House Joint Resolution No. 17, Acts, Regular Session, 1927, p. 361; submitted by Acts, Regular Session, 1927, c. 29; and ratified November 6, 1928.]