The laboratory was GD7, a rectangular chamber on the edge of the station.
The gallery below is made up of a large rectangular chamber, with a small one behind it, divided by a slab.
The rectangular sunken chamber is 20m long and 3.5m wide.
Sophie stood on the threshold a moment, scanning the large rectangular chamber beyond.
The briefing took place in a large rectangular chamber that could hold a hundred people with ease.
Alex, following, understood Bat's final remark when they reached the other end of the great rectangular chamber.
Beyond the door there was a small rectangular chamber, big enough for four or five people.
The tomb consists of a corridor and two rectangular chambers.
He was standing at the end of a long, rectangular chamber.
We pedaled to another concrete structure, this one a simple rectangular chamber.