Book Reviews : The Works and Correspondence of David Ricardo. Edited by PIERO SRAFFA and M. H. DOBB. Vol. V: Speeches and Evidence;Vols. VI-IX: Letters. (New York: Cambridge University Press,1952. Pp. xxxiv,534;xliii,353;xi,387,xi,403;xi,401. $4.75 each volume.)

Book Reviews : The Works and Correspondence of David Ricardo. Edited by PIERO SRAFFA and M. H. DOBB. Vol. V: Speeches and Evidence;Vols. VI-IX: Letters. (New York: Cambridge University Press,1952. Pp. xxxiv,534;xliii,353;xi,387,xi,403;xi,401. $4.75 each volume.)