Alva Review-Courier -

DURYEA, Pa. (AP) — It wasn't only the stone tool — possibly more than 8,000 years old — that excited Al Pesotine.

It was also where volunteers with a local archaeology group found it — next to a fire pit at the group's dig site in Duryea.

That context gave archaeologists with the local chapter of the Society for Pennsylvania Archaeology a rare opportunity. They could carbon-date the remnants of the fire pit to learn when prehistoric people were using that very tool. Added to other information archaeologists have pieced together from other sites, it shows when, where and how people were living...