Series III. Personal Papers contain correspondence, sent and received, an investment ledger, and miscellaneous papers. Correspondence Sent includes letters written by Lee to his family, and his friends Henry M. Brooks and George (surname unknown). Written between 1861 to 1864, they describe a soldier's life and Lee's view of the Civil War while he was a clerk in the Office Commissary of Subsistence in New Berne, North Carolina. Correspondence Received includes personal letters from friends while Lee was in the army, and letters regarding Lee's interests in stocks, railroads, coins, music, and libraries. Of note are letters reflecting Lee's participation in the planning and building of the Petersham, Massachusetts library (1887-1888). Also of interest are responses (1893) to Lee's requests for donations to send the Essex Institute's exhibit to the Chicago World's Fair. The investment ledger contains accounts and memoranda reflecting Lee's interest in banking, railroads, mining, mills, and insurance. Miscellaneous papers include bills and receipts, clippings, school report cards (1848-1849), the muster roll of the 23rd Massachusetts Volunteers (circa 1862), and two additional letters of Civil War soldiers.