Papers relating to maritime danger zones and the placing by belligerents of mines in the high seas.
Contributors: Great Britain. Foreign Office.; Germany. Auswärtiges Amt.
Publisher: Govt. print. off.
Published: 1917
Place of publication: Washington
Language: eng
Number of pages: 34
Subjects: World War, 1914-1918 -- Naval operations -- Submarine
Notes: "Printed and distributed April 4, 1917."