petroglyphsEstimatedAge

URI: https://gptkb.org/prop/petroglyphsEstimatedAge
2 triples
GPTKB property
Random triples
Subject Object
gptkb:Petroglyphs_Provincial_Park 500 to 1000 years old
gptkb:Sanilac_Petroglyphs_Historic_State_Park between 300 and 1,000 years old