Includes carbon copies of minutes and letters from WSC to various individuals, mainly Treasury officials, including: Sir Warren Fisher [Permanent Secretary]; Sir George Barstow [Controller of Supply Services]; Prime Minister [Stanley Baldwin]; Walter Guinness [later 1st Lord Moyne, Financial Secretary]; Sir Russell Scott [Controller]; Sir Otto Niemeyer [Controller of Finance]; Sir Horace Hamilton [Chairman, Board of Customs and Excise]; James Grigg [Principal Private Secretary to the Chancellor of the Exchequer]; 1st Lord Birkenhead [earlier F E Smith, Secretary of State for India]; Sir Richard Hopkins [Chairman of the Board of Inland Revenue]; Sir Maurice Hankey [Secretary to the Cabinet]; Chancellor of the Duchy of Lancaster [1st Lord Cecil of Chelwood, earlier Lord Robert Cecil]; Edward Marsh [Private Secretary to WSC]; First Lord of the Admiralty [William Bridgeman].Subjects include: differences in the calendar, financial and tax years; war pensions; defence spending, including on Singapore; estimates for various government branches, such as the Ministry of Health, the navy, the Board of Education, the Air Ministry, and the Labour Department; Anglo-Persian Oil Company shares; inter-allied debt; imperial preference; interest rates; state insurance schemes; safeguarding of industries; super tax and estate duty; marriage allowances in the navy; telegrams from Persia [later Iran]; conversion operations; Colonial Office reorganisation.