| World War, 1914-1918 -- Religious aspects -- Christianity. Matches 5 items |
| World War, 1914-1918 -- Religious aspects -- Judaism. Matches 1 item |
| World War, 1914-1918 -- Reparations. Matches 5 items |
| World War, 1914-1918 -- Romania. Matches 1 item |
| World War, 1914-1918 -- Russia. Matches 7 items |
| World War, 1914-1918 -- Science. Matches 1 item |
| World War, 1914-1918 -- Secret service -- Fiction. Matches 1 item |
| World War, 1914-1918 -- Secret service -- Great Britain. Matches 3 items |
| World War, 1914-1918 -- Secret service -- United States. Matches 1 item |
| World War, 1914-1918 -- Sermons. Matches 2 items |