Burney took him over to the grey slab in the middle of the room.

She painted paintings over so many times they became what she called "gray slabs."

Three of the grey slabs stand more than fifteen feet high and the setting is superb.

The sky was a heavy gray slab covering the capital city.

But they had already stopped and turned towards the gray slab.

She could see floating ice, thin gray slabs of it over her head.

His eyes drifted across the featureless gray slab of the ceiling and down the wall.

So why, seven months later, have American officials not just taken a screwdriver to the 6-by-3-foot gray slab and cart it away?

On the monitors the gray slab graunched gradually out of the picture.

As he watched, a gray slab no more than eight feet away tilted, then fell.