Agricultural effectiveness of the villages of the Novgorod and Pskov Provinces belonging to the tsar's family in the first half of the 19th century
....
8.
Российский
государственный исторический архив. Ф. 515. Оп. 1. Д. 39—72; Оп. 10. Д. 55—56; Оп. 12. Д. 415—420, 619—625, 1954—2071; Оп. 15. Д. 282—287; Оп. 16. Д. 9—116.
Kotov P.
peasants belonging to the tsar’s family, agricultural effectiveness, cereals
crops and harvests, bread availability.
19-27