The construction of the Circum-Baikal railway in the late XVIII-th - the first half of the XIX-th cent, (based on the materials register of the chief board of railways and public buildings)

The article highlights the construction of the Circum-Baikal railway in the late XVIII-th - the first half of the XIX-th centuries, the indisputable value of the railway construction for economic development of the region has been shown.