exploitedSince

URI: https://gptkb.org/prop/exploitedSince
5 triples
GPTKB property
Random triples
Subject Object
gptkb:Baltic_Oil_Shale_Basin early 20th century
gptkb:Wairakei_Geothermal_Field 1950s
gptkb:Kachkanar_iron_ore_deposit 1957
gptkb:Qinshui_coalfield 20th century
gptkb:Guano Pre-Columbian times