Subject
2 free books about blockade, free to read online. Chapter 1 of any book is free, no account needed.
Derelicts: An Account of Ships Lost at Sea in General Commercial Traffic And a Brief History of Blockade Runners Stranded Along the North Carolina Coast, 1861-1865
James Sprunt
The neutral merchant in relation to the law of contraband of war and blockade under the order in Council of 11th March, 1915
Francis Taylor Piggott