1 1939-1945 20thcentury 41 7 8 belagerung campaigns diaries dimitrovgrad foodsupply history historyrossiĭskai͡anat͡sionalʹnai͡abiblioteka historyроссийскаянациональнаябиблиотека librarians libraries militarycampaigns nq5055 rossiĭskai͡anat͡sionalʹnai͡abiblioteka russia(federation) saintpetersburg sources sovietunion worldwar worldwar(1939-1945)