The main focus of the centre is the story of Marian Rejewski, Henryk Zygalski and Jerzy Różycki who influenced the fate of the world by being the first to break the German cipher machine code in 1932.
The love letters and poetry were found to be between Home Army soldier and poet Józef Szczepański, a.k.a. ‘Ziutek’ and his girlfriend Halina Kobylińska.
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