they also had a deep fear that it seemed think might happen with cafferty. even more than gertie.out altar, the fact that the british have broken german military communication. and not describes all of that. the 1947, gertie published a memoir at the time as is her work. unfortunately, i didn't get a whole lot of attention. for me it was a wonderful guide. and critically, and the national archives, one of the most important things are fine for me was to have the gestapo news interpreters, who will there for the interpretation of gertie in berlin and will interrogated and debriefed after the war and gave a detailed account of how gertie was viewed by the germans. so that was particular perspective that they could never get from gertie or from the oss. but i wanted to understand how did the germans look at her. and then look to hers a special prisoner that they could exploit because of her wealth, because of her connections, and because of her background. so those will basically good. that small archival material from germany and switzerland and i think as substantial as i found her