fortification agate

While agate could likely be acquired much more cheaply, aristocratic Romans were serious about their agate.

I sent an order and what was necessary for the fortification at Oton, and had that port put in a state of defense.

They burnt 12 houses and barns without the fortification, and drove away the cattle and sheep.

And he ordered workmen to build the walls, and mount Sion round about with square stones for fortification: and so they did.

The moats, on the left bank of the river, were dug at the foot of the walls forming the old circle of fortification.

It had a fortification such as became usual in later bridges for defence or for the enforcement of tolls.