America's U-boats : terror trophies of World War I

Dubbs, Chris (Military historian)
Lincoln : University of Nebraska Press, ©2014.

The Baltimore Sabotage Cell : German agents, American traitors, and the U-boat Deutschland during Wo

Messimer, Dwight R., 1937-
Annapolis, Maryland : Naval Institute Press, [2015]

Castles of steel : Britain, Germany, and the winning of the Great War at sea

Massie, Robert K., 1929-2019.
New York : Random House, [2003]
1st ed.

The conduct of the war by sea

New York : SNOVA, [2018]

Dead wake : the last crossing of the Lusitania

Larson, Erik, 1954-
New York : Crown Publishers, [2015]
First edition.

German battlecruisers of World War One : their design, construction and operations

Staff, Gary, author.
Annapolis, Maryland : Naval Institute Press, 2014.

The German naval mutinies of World War I.

Horn, Daniel.
New Brunswick, N.J. : Rutgers University Press, [1969]

German submarine warfare in World War I : the onset of total war at sea

Sondhaus, Lawrence, 1958- author.
Lanham : Rowman & Littlefield, 2017.

The Kaiser and his court; the diaries, note books, and letters of Admiral Georg Alexander von Muller

Müller, Georg Alexander von, 1854-1940.
New York : Harcourt, Brace & World, [1964]
1st American ed.]

The killing time : the U-boat war, 1914-18

Gray, Edwyn.
New York : Scribner's, [1972]

My memoirs

Tirpitz, Alfred von, 1849-1930.
New York : Dodd, Mead, 1919.

Skagerrak : the Battle of Jutland through German eyes

Staff, Gary, author.
Barnsley, South Yorkshire : Pen & Sword Maritime, 2016.

Sovereignty at sea : U.S. merchant ships and American entry into World War I

Carlisle, Rodney P.
Gainesville : University Press of Florida, [2009]

War, mutiny, and revolution in the German Navy; the World War I diary of seaman Richard Stumpf.

Stumpf, Richard.
New Brunswick, N.J. : Rutgers University Press, [1967]

War under the red ensign 1914-1918

Edwards, Bernard, 1926-
Barnsley : Pen & Sword Maritime, 2010.