Correspondence concerning National Recovery Administration activities in Idaho; letters from James P. Pope; paper regarding the Boise Library Board, of which Eaton was a member; articles concerned with national politics in the 1940s, and miscellaneous photographs and personal papers.

Includes two college notebooks dealing with property law (1901-1902); notes, pamphlets, financial papers and day books (1905-1909); correspondence including letters from W.E. Borah, D. Worth Clark, and C.C. Cavanah; legal papers (1909-1911) relating to Boise Cold Storage vs. O.S.R.R. Co., Boise City vs. Ada County (regarding road poll tax), and a grand jury investigation of the meat trust.

Political and personal papers (1930-1933); opinions of the Attorney General (1930-1932); and legal case files relating to the First National Bank of Caldwell; the Western Gold Corporation, Boise; the Rocky Bar Mining and Milling Company; and many other mining companies.

Collection includes political, business, and legal correspondence (1864-1890); legal opinions.