An organization formed under the provisions of section 102 of this title shall be a body corporate and politic to be known by the name stated in its certificate. It shall have and possess the ordinary rights and incidents of a corporation, and shall be capable of taking, holding, and disposing of real and personal estate for the purposes of its organization. The provisions of a will, deed, or other instrument by which an endowment of a library is provided, and accepted by the trustees, managers, or directors shall, as to such endowment, be a part of the organic and fundamental law of such corporation.