Diary kept at Trinity College, Cambridge;
Diary of service with Lloyd George,
Appointment and Engagement Diary,
Appointment and Engagement Diary,
Diary - Europe and Russia,
Appointment and Engagement Diary,
Appointment and Engagement Diary,
Appointment Diary,
Journal of a Tour in Russia
Journal of Russian travels,
Russian Diary,
Diary of tour of Russia,
Russian diary,
Tour of Japan,
Tour of Japan,
Tour of the Philippines,
Tour of the Dutch East Indies and Singapore,
Tour of Siam and Cambodia,
Tour of French Indo China,
Tour of China, Hong Kong and Canton,