Völkischer BeobachterThe Tablet«The Encyclical, which took the Nazi Government completely unawares, had been introduced into Germany by the diplomatic bag to the Nunciature, and Monsignor Orsenigo, Apostolic Nuncio in Berlin had arranged for its secret distribution all over the country so that it was read in every Catholic church of the Reich last Sunday, before the Government had time to confiscate and suppress it.», The Tablet, 3. april 1937, s.10 </ref> Gestapo ransaket kirker og trykkerier på jakt etter kopier.