I traced its interior perimeter.

The previous owner installed perforated drainpipes in a ditch around the interior perimeter of the basement and connected these to a sump.

Recently, a paper chain, with links representing books read by students, circled the cafeteria seven times and then wound around the interior perimeter of the school building.

De Soya has to slide the tactical visor down to identify the voice as belonging to a science lieutenant on the interior perimeter.

Now the corridor has been shifted to the interior perimeter of the floors to create larger apartments overlooking the street.

To either side of the entrance, twenty-five two-story structures made of equal parts stone and metal composites lined the massive wall's interior perimeter.

The effect was to bring the interior perimeter closer, so that one could see more detail.

The combined distance around the interior perimeter of both buildings is approximately one mile.

He approached the links and then jogged all four sides of the interior perimeter.

About sixty meters and set up an interior perimeter.