Matthew S. Seligmann..The Royal Navy and the German threat, 1901-1914 : Admiralty plans to protect British trade in a war against Germany /.Oxford University Press,,2012..
.The Naval chronicle : containing a general and biographical history of the royal navy of the United Kingdom with a variety of original papers on nautical subjects /.,.
The Naval chronicle : containing a general and biographical history of the royal navy of the United Kingdom with a variety of original papers on nautical subjects /