Title: Terrible trenches
Subjects: World War, 1914-1918, Intrenchments, Juvenile literature, Trench warfare, Military art and science, Military art and science, juvenile literature, World war, 1914-1918, World war, 1914-1918, juvenile literature, Soldiers, Great britain, history, 20th century, Great britain, history, juvenile literature, Germany, history, 20th century, Germany, juvenile literature