The obligations which may be issued by the port authority for the construction of the bridge mentioned in number one hereof or for purposes incidental thereto are hereby made securities in which all public officers and bodies of this state and of its municipal subdivisions, all insurance companies and associations, all savings banks and savings institutions, including savings and loan associations, executors, administrators, guardians, trustees and all other fiduciaries in this state may properly and legally invest the funds within their control.

L.1926, c. 6, s. 8, p. 26.