Correspondents include: bookmakers' representatives; James Grigg [Principal Private Secretary to the Chancellor of the Exchequer] (4); Sir Francis Floud [Chairman, Board of Customs and Excise] (11); Lord Stanley [Deputy Chairman of the Conservative Party] (2); the Chairman, Sir Clement Hindley, (2) and Secretary, Major John Chambers, of the Racecourse Betting Control Board.Also includes: notes of interviews between Treasury officials and Hindley, Chambers, and bookmakers; cutting from the Daily Telegraph; copy letters from WSC to some of those mentioned above and to John Davidson [Conservative Party Chairman].Subjects covered by the file include: the alleged effect of the tax on bookmakers; bookmakers' threatened action against Conservative candidates; matters concerning the totalisator; bookmakers' certificates; the possibility of WSC meeting bookmakers' deputations; proposed alterations to the scheme.