Their many successes included the papers of Rosa Luxemburg , the Goebbels Diaries , and the records of the Russian secret police in Paris .
Hoover 's helpers frequently risked their lives to rescue documentary and rare printed material , especially from countries under Nazi or Communist rule .
helpers ' many successes included the papers of Rosa Luxemburg , the Goebbels Diaries , and the records of the Russian secret police in Paris .
Hoover 's helpers frequently risked their lives to rescue documentary and rare printed material , especially from countries under Nazi or Communist rule .