Document. Zahn- "Zahn defends thesis of book" Gordon- "Comparison to Hitler's wars" Furfey- "The rules, silence and Zahn" ~ Three letters to the editor in response to unfavorable book review ~ Jordan agrees that Zahn's writings are ignorant and unfounded. Furfey defends an earlier article on the morality of the war in Vietnam, and uses Zahn's book as support. Zahn responds to Jordan's letter and makes a defense for himself.