Farrer, like many antiquarians of the day, was not noted for his careful excavation of sites.

"You have to find it by careful excavation of the extra soil," he said, even if it means cutting away a few of the surface rootlets.

I had located the fossil; the rest, I knew, would consist of careful excavation.

Only careful excavation will be able to distinguish between the original cut profile and any later distortion.

Scientists have just begun to survey the area, and they caution that only careful excavation will reveal its secrets with any clarity.

It was handwork now, a careful excavation with sensors beeping, reading out hair, flesh, bone beneath the thin layer of dirt.

The garden was restored to the original Mawson's vision based on old photographs, careful excavation and interpretation other evidence.

Geochemical soil tests combined with careful excavations of an open area in the site center have revealed a possible market for distributing comestibles and other goods.

What is extraordinary is that the Japanese have done such careful excavation - we know exactly where each piece is from.

A total of nine elements were seen in the slab and its counterpart and some more have been exposed by careful excavation.