Granting the Interstate Commerce Commission Access to Correspondence of Common Carriers. Letters from Judson C. Clements, Acting Chairman of the Interstate Commerce Commission, and T. W. Gregory, Attorney General of the U.S., Relative to the Decision of the Supreme Court of the U.S. in the Case of U.S. v. Louisville & Nashville Railroad Company, in which, Among other Things, it is Held that the Interstate Commerce Commission is Not Authorized to have Access to Correspondence of Common Carriers, and Suggesting Certain Amendments to Section 20 of the Act to Regulate Commerce.