Hans's extended lectures--a preview of his next treatise--are available not only on tape ($59+p&h) in a custom case and for free on the web, but in MP3s on CD ($35+p&h) in a jewel case.
MP3s on CD ($35+p&h ea.) are also available for the extended lectures of two other important libertarian scholars: Robert Higgs, "Crisis and Liberty: The Expansion of Government Power in American History" and Ralph Raico, "History: The Struggle for Liberty."
