Hearing Before a Subcommittee of the Committee on Interstate Commerce, United States Senate, Sixty-seventh Congress, First Session, on S. 799, a Bill to Prevent Deceit and Unfair Prices that Result from the Unrevealed Presence of Substitutes for Virgin Wool in Woven Fabrics Purporting to Contain Wool and in Garments Or Articles of Apparel Made Therefrom, Manufactured in Any Territory of the United States Or the District of Columbia Or Transported Or Intended to be Transported in Interstate Or Foreign Commerce, and Providing Penalties for the Violation of the Provisions of this Act, and for Other Purposes