Correspondence of Haim Lazar with Zita Niakroshita, director of Kaunas Ninth Fort Museum, about the following topics:
Collecting names of those who perished in big operation in Kaunas Ghetto (28/10/1941), escape of 64 prisoners from Ninth Fort (25/12/1943), temporary exhibitions in
Kaunas Ninth Fort Museum in memory of Sugihara, liquidation of Kaunas Ghetto, Jewish fighters in armies, undergrounds and partisans (English and Russian).