Correspondents include: Princess Alice, Countess of Athlone (2); Lieutenant-Colonel Algernon Stanley (2); Sir James Masterton-Smith [Joint Permanent Secretary, Ministry of Labour]; 5th Lord Malmsbury on labour matters (3); Margaret, Lady Birkenhead [earlier Margaret Smith]; Frances, Lady Greenall (3); Captain Adrian Bethell.Also includes copy letters from Sinclair to some of those mentioned above and to [Lord] Edward Hay and Major Leonard Hardy.Subjects include: requests for Sinclair's assistance with pensions, appointments and honours; Russian affairs.