The Świętokrzyskie Sermons

The Świętokrzyskie Sermons

The National Library of Poland (The Wilanowska Hall in the Palace of the Republic)

The Codex Aureus Gnesnensis

The Codex Aureus Gnesnensis

The Archdiocesan Archive of Gniezno

The Records of the Underground Polish State 1861-1864

The Records of the Underground Polish State 1861-1864

The Central Archives of Historical Records in Warsaw

Banderia Prutenorum

Banderia Prutenorum

The Jagiellonian Library of the Jagiellonian University in Krakow

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