SEC. 19. And be it further enacted, That all transfers of United States bonds which shall be made by any association under the provisions of this act shall be made to the Treas. urer of the United States in trust for the association, with a memorandum written or printed on each bond, and signed by the cashier or some other officer of the association making the deposit, a receipt therefor to be given to said association, or by the Comptroller of the Currency, or by a clerk appointed by him for that purpose, stating that it is held in trust for the association on whose behalf such transfer is made, and as security for the redemption and payment of