Correspondence with Sir Percival Liesching, as Assistant Under Secretary, Dominions Office (1939-1942) and then Second Secretary, Board of Trade.

Correspondence with Sir Harry Luke, Governor of Fiji.

Correspondence with the Secretary of State for Dominion Affairs (successively Sir Thomas Inskip - later Viscount Caldecote, Anthony Eden, Lord Cranborne, and Clement Attlee), including detailed reports from Batterbee as to the condition of wartime New Zealand.

Correspondence with Sir Gerald Campbell, the British High Commissioner in Canada.

Correspondence with Sir Ronald Cross, the British High Commissioner in Australia.

Correspondence with Sir Edward Harding, (Batterbee's brother-in-law), as Under Secretary of State, Dominions Office, and later (1940-1941) British High Commissioner in South Africa.

Letters from Sir Edward Harding, written from England.