Records from Duncan's time as chair of the Topeka, Kansas Housing Authority include financial documentation, copies of relevant statutes and ordinances, newsletters and news clippings about the agency, meeting agendas and minutes, correspondence, reports and planning documents, and other related records.

The Topeka Housing Authority (THA) oversees providing accessible affordable housing in Topeka, Kansas. The THA oversees several properties in the Topeka area and is in charge of Section 8 housing, which is governed through the U.S. Department of Housing and Urban Development (HUD).