Since before WWI. I'm reading up on that war, and am in the middle of the overview of all naval action in that war (not just the North Sea/Jutland): http://www

Since before WWI. I'm reading up on that war, and am in the middle of the overview of all naval action in that war (not just the North Sea/Jutland): http://www.amazon.com/gp/product/0870212664/ http://www.amazon.com/gp/product/0870212664/ Quite good, e.g. one Admiral really needed a Nelson era signal in one early battle, a not uncommon way to deal with submarines was to run over them. And it really brings home how it was a "World War" (although not called that at the time).