Collection 456/100: War 1914-1918: Temporary promotion with pay of officers of the Indian Army, Indian Medical Service and the Indian Army Reserve of Officers.
Collection 456/5: War 1914-1918: Civil officers in India volunterring for active military or naval service. Also officers called up for service with Special Reserve and those appointed as interpreters with Indian Expeditionary Forces.
Collection 456/173: War 1914-1918: War risks of civil officers travelling by sea; treatment for pension purposes of those officers travelling on duty similar to Indian Army officers.