Popova Elizaveta M. RussiaVeliky NovgorodYaroslav - the - Wise Novgorod State University, 41 Bolshaya Sankt-Peterburgskaya St., Veliky Novgorod 173003, Russiakowkaforever@yandex.ru Author's articles On the Nature of the Administrative Practice of Novgorod the Great during the Period of Jacob de la Gardie’s Governorship (based on the Archive of St. Petersburg Institute of History of Russian Academy of Science)