(815 ILCS 330/3) (from Ch. 147, par. 47)
    Sec. 3. Any person, firm or corporation who shall manufacture for sale or who may offer or expose for sale any cotton duck or canvas or any article other than clothing and wearing apparel composed or made in whole or in part of cotton duck or canvas, shall distinctly and durably stamp, brand or mark thereon the true and correct weight of such cotton duck or canvas, by ounces per yard, together with a description by name of any filler or other preparations placed in or on said cotton duck or canvas since its manufacture.
(Source: Laws 1917, p. 342.)