 These statues are also mentioned in the 17th-century "Large Drawing Book", as markers for borders and roads, or orientation points.In the 18th century information about some kurgan stelae was collected by Pallas, Falk, Guldenshtedt, Zuev, Lepekhin, and in the first half of the 19th century by Klaprot, Duboa-de-Montpere and Spassky ("Siberian obelisks").Count Aleksey Uvarov, in the 1869 ‘‘Works of the 1st Archeological Congress in Moscow" (vol.