Thirty Secret Yearsby Robin Denniston Story of how one man, working in obscurity and total secrecy, influenced the course of world history over 30 years of war and peace, told by his son. Pages of Thirty Secret Years : Page 1Page 2Page 3Page 4Page 5Page 6Page 7Page 8Page 9Page 10Page 11Page 12Page 13Page 14Page 15Page 16Page 17Page 18Page 19Page 20