Oper. Group “Czersk” – “Hoszcza” Frontier Defence Corps Engineers Company

B – Typescripts, Manuscripts and Depositions (1939) B.I Depositions concerning the Polish 1939 Campaign

Oper. Group “Czersk” – “Hoszcza” Frontier Defence Corps Engineers Company B – Typescripts, Manuscripts and Depositions (1939) B.I Depositions concerning the Polish 1939 Campaign