This week on The ABR Podcast, Ebony Nilsson unearths the letters that Robert Menzies received from the Australian public during the 1950s Petrov Affair. Letters included everything from warnings to exhalations of relief to expressions of concern for the Petrovs’ dog. Ebony Nilsson is a historian of migration and security during the Cold War and the author of Displaced Comrades: Politics and Surveillance in the Lives of Soviet Refugees in the West. Listen to ‘“Congratulations Bob”: The Petrov Affair and the Australian public’, published in the March issue of ABR.