The Haigerloch Project

Pia, Jack. SS Regalia. New York: Ballantine Books.

Pratt, Fletcher. Secret and Urgent. New York: The Bobbs-Merrill Co.

Schlabrendorff, Fabian von. The Secret War Against Hitler. New York: Pitman Publishing Corporation.

Schwarzwalder, John. We Caught Spies. New York: Duell, Sloan & Pearce.

Seydewitz, Max. Civil Life in Wartime Germany. New York: Viking Press.

Smith, R. Harris. OSS. Berkeley: University of California Press.

Smyth, Henry D. Atomic Energy for Military Purposes. Princeton, N.J.: Princeton University Press.

Sunderman, James F., ed. World War II in the Air: Europe. Franklin Watts.

Von Roon, Ger. German Resistance to Hitler. New York: Van Nostrand Reinhold Company.

Winterbotham, F. W. The Ultra Secret. New York: Harper & Row.