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The Arabian lunette panel is a semi-circle design found on a door-head.

Arabian Lunette Panel

The Arabian lunette panel is a semi-circle design found on a door-head.

The Italian Renaissance lunette panel is a semi-circle design found on a door-head.

Italian Renaissance Lunette Panel

The Italian Renaissance lunette panel is a semi-circle design found on a door-head.

This Renaissance lunette panel is an intarsia (wood inlay) design. It is found in the Santa Maria church in Organo, Verona, Italy.

Renaissance Lunette Panel

This Renaissance lunette panel is an intarsia (wood inlay) design. It is found in the Santa Maria church…

The Renaissance lunette panel is a German design made out of wrought-iron.

Renaissance Lunette Panel

The Renaissance lunette panel is a German design made out of wrought-iron.

The Roman lunette panel is a semicircle typically found on door-head.

Roman Lunette Panel

The Roman lunette panel is a semicircle typically found on door-head.

A detached triangular work in fortification, with two embankments which form a projecting angle. In the figure B B is the ravelin with A its redout, and CC its ditch, DD being the main ditch of the fortress,and E the passage giving access from the fortress to the ravelin.

Ravelin

A detached triangular work in fortification, with two embankments which form a projecting angle. In…