Tobolsk Governorate
The first among scientists to get acquainted with findings of the Ingala Valley was Daniel Messerschmidt, whose expedition into the Siberia Governorate took place in 1719-1727. Gerhard Müller, who visited Siberia in 1733-1743 together with the Great Northern Expedition, stated that bugrovschiki activity was finished because the kurgans had been totally robbed. Peter Pallas during the described the kurgans Tyutrinskiy, Savinovskiy and Peschaniy-I. In 1861, published information about kurgans and hill forts of the Yalutorovsky, Tyumensky and Kurgansky Okrugs. In 1890, Ivan Slovtsov published a list of burial mounds and hill forts of Tobolsk Governorate, including information about the burial mounds Krasnogorskiy-I and Krasnogorskiy Borok, also the hill forts Zmeevo and Lizunovo (Krasnogorskoe). In 1893, became the first to discover traces of the Andronovo culture near Yalutorovsk.