75 ILCS 60/3
Upon the filing in his office of such a statement as above stated the Secretary of State shall issue to the incorporators, under his signature and seal of State, articles of incorporation comprised of the above stated statement , declaring that the organization of the corporation is completed. The incorporators shall thereupon cause such articles of incorporation to be recorded in a proper record book for the purpose in the office of the recorder of the county in which the library is to be located; and thereupon the corporation shall be deemed fully organized and may proceed to carry out its corporate purposes, and may receive by conveyance, from the trustees under the will, deed or other instrument of donation, the property provided by will or otherwise as above stated for the endowment of the library, and may hold the same in whatever form it may have been received or conveyed by the trustees until such form is changed by the action of the said corporation.
75 ILCS 60/3