Copy, ration report from Arthur W May, Director-General of the Medical Department of the Navy Gives a revised 'scale of diet' for the war, with the rations of bread, beef, fish, potatoes, sugar, milk, butter, oatmeal, pudding, chocolate and cheese. Includes draft and final copy with calorie values of each ration portion for a 'full' and 'low' diet. 16 May 1917