sufi
lala
hunger stones in the rivers 
cp.copernicus.org

Low water stage marks on hunger stones: verification for the Elbe from 1616 to 2015
Abstract. This paper deals with the issue of documenting hydrological drought with the help of drought marks (DMs) which have been preserved on dozens of hunger stones (HSs) in the river channel of the Elbe in Bohemia and Saxony. So far, the hunger stones have been regarded rather as an...