Maps of the Saymensky Canal.Map of reservoirs Lake Sayma.Half -Watman, Watman, blue.M. 1: 40000.1849-1911

Description
Maps of the Saymensky Canal.Map of reservoirs Lake Sayma.Half -Watman, Watman, blue.M. 1: 40000.1849-1911- -.Electronic copy source: PB