Paleolithic Etymology of : 
iShTanum
Linguistic references
Semantic fields in Paraklist
iShTu, West, East in ST2
iShTu ShaTTum iShTanum ShuTum iShTaR 
SeaSoN LaNDMaRK SPaCe TiMe SiNCe ReFeRence NoRTh SouTh WeST eaST STaR aSTaRTe PoiNT SePTentrion 
SaiSoN RePèRe eSPaCe TeMPo oueST eST RéFéRence NoRD SuD SePT éToiLe aSTaRTé PoiNT SePTentrion