The relief is bounded by two Ionic columns surmounted by a flat arch.
The Greeks also borrowed the column and flat arch from the Egyptians, but changed it to a more slender, graceful form.
The hearth has a suitable oval shape, and is covered with a flat arch.
In a moment he traversed the windings of the corridor, and halted under a flat arch at one side of the temple nave.
It is of Gothic architecture, and celebrated for a flat arch of remarkable boldness, which supports its roof.
Over the windows the bricks, of special shapes, were arranged as in a flat arch, with a keystone that jutted slightly.
If the damper is not built in, it is necessary to use an iron supporting bar to carry this flat arch.
At last we are up on the flat arch of the Chesang-la at an absolute height of 17,599 feet.
It has two immense chimneys, the arches or lintels of which are formed by a flat arch, as at Crichton Castle.
The sun still rose, described a flat arch to the south, and sank after an hour and a half.