Art. 17. Each belligerent shall send, as early as possible, to the authorities of their country, navy, or army the military marks or documents of identity found on the dead and the description of the sick and wounded picked up by him.
The belligerents shall keep each other informed as to internments and transfers as well as to the admissions into hospital and deaths which have occurred among the sick and wounded in their hands. They shall collect all the objects of personal use, valuables, letters, etc., which are found in the captured ships, or which have been left by the sick or wounded who died in hospital, in order to have them forwarded to the persons concerned by the authorities of their own country.