Population censuses

        First General Census of the Russian Empire in 1897 14: Kazan Province.
[St. Petersburg]: publication of the Central Statistical Committee of the Ministry of Internal Affairs, 1899-1905. 1904 (region 1903).

РНБ

        The scribal book of the city of Laishev is 7076 (1568).
Kazan: Typo-lit. Imp. University, 1900.

РГБ