The illustrated Blog posts on this website focus on U.S. Japan relations and Japanese history.
Katz was a Specialist in Rare Books and Ephemera when he acquired the personal papers of a Master Spy, Colonel Sidney Forrester Mashbir (1891-1973). These fascinating materials, combined with his passion for history and many years of research resulted in the exciting historical novel THE EMPEROR AND THE SPY, followed by a sequel, an illustrated biography titled: THE ART OF PEACE.