1728-1762 18thcentury businessenterprises cameos congresses cossacks ecology economicconditions effectofhumanbeingson entrepreneurship environmentalaspects etckamenshchikov-sludnikov ethnicrelations ethnology exhibitions gosudarstvennyĭėrmitazh(russia) history historyandcriticism impostorsandimposture industriallocation legendspeter litigation mountainecology music nature non-chernozemregion peasantuprisings physicalgeography radioactivepollution russia russia(federation) saintpetersburg siberia socialconditions sociallifeandcustoms socialstratification sources tales trials volgariverregion