Random triples
Subject | Object |
---|---|
gptkb:Dendrochronology | wood |
gptkb:argon–argon_dating | samples as old as billions of years |
gptkb:argon–argon_dating | samples as young as a few thousand years |
gptkb:Dendrochronology | charcoal |
gptkb:potassium–argon_dating | rocks older than 100,000 years |
gptkb:Dendrochronology | gptkb:artifacts |
gptkb:Dendrochronology | historical buildings |