The interior illumination of the observatory was shut off.

The interior illumination was generated by outside fiber optics and 2,000-5,000 watt lights.

There are 43 elevators, over 4,000 windows, and about 34,000 fluorescent light fixtures that provide interior illumination.

There was no interior illumination; ants had stripped insulation from essential wires.

Windows were the only source of interior illumination at the missions, other than the tallow candles made in the outposts' workshops.

Magnusson had dimmed interior illumination so his visitor might better see the spectacle.

The LX added features such as extra interior illumination and a leather-wrapped steering wheel.

A moment later, the surge came, and with it the rush of interior illumination.

Victoria signaled the interior illumination to dim.

Daylighting systems collect and distribute sunlight to provide interior illumination.