The Sub: Being The Autobiography Of David Munro, Sub-Lieutenant, Royal Navy (1917) is a memoir written by Taffrail, which tells the story of David Munro, a sub-lieutenant in the Royal Navy during World War I. The book is written in the first person, with Munro recounting his experiences and adventures at sea, including his training, his time on board various ships, and his encounters with enemy vessels. Munro's story is a fascinating one, full of...