MACMILLAN

On his return to London in 1920 he joined the family publishing firm Macmillan Publishers as a junior partner. In 1936, Harold and his brother Daniel took control of the firm, with the former focusing on the political and non-fiction side of the business. He resigned from the company on appointment to ministerial office in 1940. He resumed working with the firm from 1945 to 1951 when the party was in opposition.He is probably referring to Sir Reginald Coupland (1884-1952) who as an English historian of the British Empire. Between 1920 and 1948, he held the Beit Professorship of Colonial History at the University of Oxford.