"Before a subpoenaed gathering of all notable representatives of Judaism in Vienna, Eichmann flaunted his black SS uniform, his riding crop, and his knowledge of Judaism and Zionism. [Jewish historian] Adolf Böhm ... learned that Eichmann was one of his most avid readers, who knew whole pages of [his book] from memory. Böhm realized that the SS was going to use the knowledge he had painstaking gathered as ... a weapon against the Jews."