The Naval Institute Press is the book publishing arm of the U.S. Naval Institute, a private, nonprofit, membership society for sea service professionals and others who share an interest in naval and maritime affairs.  Established in 1872 at the U.S.Naval Academy in Annapolis, Maryland, where its office remains today, the Naval Institute has members worldwide. 

This set has five books:  1. Blue & Gray Navies:The Civil War Afloat by Spencer C. Tucker  2.  Walk in the Yard: A Self-Guided Tour of the U.S. Naval Academy by Taylor Baldwin Kiland and Jamie Howren  3.  The U-Boat Century: German Submarine Warfare, 1906-2006 by Jak Mallman Showell  4.  Two-Ocean War:  A Short History of the United States Navy in the Second World War by Samuel Eliot  5.  Lobbying for Defense: An Insider's View by Matthew R. Kambrod