(815 ILCS 650/1) (from Ch. 30, par. 153b)
    Sec. 1. The use of private seals on written contracts, deeds, mortgages or any other written instruments or documents heretofore required by law to be sealed, is hereby abolished, but the addition of a private seal to any such instrument or document shall not in any manner affect its force, validity or character, or in any way change the construction thereof.
(Source: Laws 1951, p. 1299.)