The papers contain correspondence, notes, commissions, invitations, photograph albums, and scrap books covering the years of Lyons' prime-ministership. Topics referred to in the papers include the Depression, the formation of the United Australia Party, the selection of the first U.A.P. Ministry, trade and customs in the 1930s, the appointment of Lord Gowrie as Governor-General, financial relations with Great Britain, the abdication of Edward VIII and the economy during the 1930s.