A single red bulb glowed above the front door.

A naked red bulb glowed over a steel-plated door in the wall.

A tiny bulb glowed from darkness beyond the table.

Every ten feet or so in the ceiling, an electric bulb glowed dimly.

A tiny bulb glowed as a signal that connection had been made.

As the ordinary lights went off, a red bulb glowed automatically beneath the central table.

One small bulb burned in a lamp and the luminous dial of the radio glowed.

When he turned it on, the bulb glowed brightly.

Light bulbs within 100 feet of the lab glowed even when turned off.

And only one dim bulb glowed in the living room.