Bonds to pay claims against counties of 180,000 to 200,000. Any county having a population of not less than 180,000 and not more than 200,000 is authorized to issue bonds at any time and from time to time prior to January 1, 1954 for the purpose of paying claims against such county heretofore or hereafter duly audited and allowed. Such bonds may be issued in an amount, including existing indebtedness, in excess of any statutory limitation as to debt, but not to exceed $400,000 nor the constitutional limitation, without submitting the proposition of issuing the bonds or the levying of a tax to pay the same to the voters of said county.