Letter books, typescript and holograph carbons; of letters written by Ives in his legal practise chiefly concerning mining and railroad companies and investment management. Vols. 14 and 21, April 1907- Oct. 1908, also include letters by Samuel V. McClure, while employed in Ives' office. Each volume contains a name index to addressees. Major correspondents include Randolph Epes, Frank Hereford, William C. Greene, Albert Steinfeld, Marcus A. Smith, and Mulford Winsor.