• Leszek Arent (Association of Friends of the Mława Region, Poland)
• Karol Czejarek (Vistula University of Finance and Business – Aleksander Gieysztor Academy of Humanities in Pułtusk, Poland)
• Andrzej Czupryński (Siedlce University, Poland)
• Rafał Dmowski (Siedlce University, Poland)
• Marian Dygo (Vistula University of Finance and Business – Aleksander Gieysztor Academy of Humanities in Pułtusk, Poland)
• Janusz Gołota (Ostrołęka Scientific Society, Poland)
• Waldemar Graczyk (Cardinal Stefan Wyszyński University in Warsaw, Poland)
• Aleksander Kociszewski (Ciechanów Scientific Society, Poland)
• Witold Lenart (Warsaw University, Poland)
• Marcin Lutomierski (Nicolaus Copernicus University in Toruń, Poland)
• Dariusz Magier (Siedlce University, Poland)
• Marian Mroziewski (Siedlce University, Poland)
• Grzegorz Myśliwski (Warsaw University, Poland)
• Mirosław Nagielski (Warsaw University, Poland)
• Izabella Rusinowa (Vistula University of Finance and Business – Aleksander Gieysztor Academy of Humanities in Pułtusk, Poland)
• Rafał Simiński (Szczecin University, Poland)
• Grażyna Skotnicka-Klonowicz (Ignacy Mościcki University of Applied Sciences in Ciechanów, Poland)
• Anna Maria Stogowska (Płock Scientific Society, Poland)
• Zbigniew Sudolski (Warsaw University, Poland)
• Jacek Emil Szczepański (Historical Museum in Legionowo, Poland)
• Włodzimierz Śmieciński (Ciechanów Scientific Society, Poland)
• Romuald Turkowski (Warsaw University, Poland)
• Bożena Urbanek (Polish Academy of Sciences, Poland)
• Krzysztof Wiśniewski (the State Archive in Warsaw, Poland)
• Jarosław Wołejszo (Calisia University, Poland)
• Konrad Zieliński (Maria Curie-Skłodowska University in Lublin, Poland)

Foreign Reviewers

• Waldemar Könighaus (Academy of Sciences in Göttingen, Germany)
• Pavel Krafl (Institute of History of the Czech Academy of Sciences in Prague, Czech Republic)