[Article VIII] Section 7(2)(a). The state may contract public debt and pledges to the payment thereof its full faith, credit and taxing power to acquire, construct, develop, extend, enlarge or improve land, waters, property,
highways transportation facilities, buildings, equipment or facilities for public purposes.
Section 10.the state shall never contract any debt for works of internal improvements, or be a party in carrying on such works
; but whenever, except:
(1) Whenever grants of land or ot er property shall have been made to the state, especially dedicated by the grant to particular works of internal improvement, the state may carry on such particular works and shall devote thereto the avails of such grants, and may pledge or appropriate the revenues derived from such works in aid of their completion.
Provided, that the
(2) The state may appropriate
money in the treasury or to be thereafter raised by taxation moneys for the construction or improvement of public highways or the development, improvement and construction of airports or other aeronautical projects or transportation facilities.
(3) The state may appropriate moneys for the acquisition, improvement or construction of veterans' housing
or the improvement of port facilities. Provided, that the
(4) The state may appropriate moneys for the purpose of acquiring, preserving and developing the forests of the state
; but of. Of or the moneys appropriated under the authority of this section subsection in any one year an amount not to exceed two-tenths of one mill of the taxable property of the state as determined by the last preceding state assessment may be raised by a tax on property."