(b) Secret Source Reports. None of these were available in original but tm Sub-Committee had before it Dr. Jones' Report No. 1% which is based in part on information from a secret source, and also took account of statements made orally more recently by Dr. Jones. (c) Dr. Smith's first hand knowledge of Urbach's work in greater Germany before the war. (d) The general basis of scientific knowledge available, plus information received from America and derived fm; examination in this country of material recently produce by Urbach in America.