75 ILCS 55/1
That whenever any library association organized under any law of this state, and owning any real or personal property in this state, shall desire to sell or lease the same, or any part thereof, absolutely or with conditions, to the board of directors of any free public library, organized under the laws of this state, such sale or lease may be made in the manner following, viz.: the directors of such association shall call a meeting of all the members, subscribers or stockholders thereof, to be held at the rooms of said library or office of the secretary of such association, written or printed notice of the time, place and object of such meeting, and of the terms and conditions of the proposed sale or lease being first mailed, at least thirty (30) days prior to the time of such meeting, to the address of each member, subscriber or stockholder whose place of residence is known to any of the officers or directors of such association, and by publishing such notice for at least thirty (30) consecutive days next preceding the time of such meeting, in some newspaper published and of general circulation in the county where the property of said association is situate.
75 ILCS 55/1