a law. §1 provides as follows: “In any county of the state where the crops for any preceding year have been a total or partial failure by reason of drought, hail or other cause, it shall be lawful for the board of county commissioners of such county to issue the bonds of the county under and pursuant to the provisions of this act, and, with the proceeds derived from the sale thereof to purchase seed-grain for the inhabitants thereof who are in need of seed-grain, and who are unable to procure the same, whenever said board shall be petitioned in writing so to do by not less than 100 freeholders resident in the county; and said board, at a meeting called as hereinafter provided to consider said petition, shall, by a majority vote determine that the prayer of the petitioners shall be granted; provided, that all such petitions shall be filed with the county auditor or county clerk on or before the 28th day of February; and thereupon it shall be the duty of said officer to forthwith call a meeting of the board of county commissioners of his county to consider said petition; and provided further, that the total amount of bonds issued by any county under the provisions of this act shall not, with the then existing indebtedness of the county, exceed the limit of indebtedness fixed by the constitution in such case.” § 4 provides: “The proceeds arising from the sale of said bonds shall be paid by the purchaser thereof to the county treasurer of the county, or to his authorized agent at the time of the delivery thereof, and such proceeds shall be paid out only on the order of the board of county commissioners.” § 6 provides that, “for the purpose of securing prompt payment of the principal and interest of said bonds there shall be levied by the board of county commissioners, at the time and in the manner that other taxes are levied, such sums as shall be sufficient to pay such interest, and in addition thereto a sinking fund tax shall be annually levied sufficient to pay and retire said bonds at their maturity, and it shall be the duty of the county treasurer to pay promptly the interest upon said bonds as the same shall fall due. No tax or fund provided for the payment of such bonds, either principal or interest, shall at any time be used for any other purpose.” § 7 is as follows: “The fund arising from the sale of said bonds shall be applied exclusively by said board for
