On that day, the machine displayed the sun symbol and a green light for good air quality, and indicated a temperature of 82 degrees.

He therefore displayed a red light to the signalman at Longniddry box as he passed.

A two story brick structure, it displayed a fixed light provided by a fourth order Fresnel lens.

Both signals display a light at night, which means that the 'danger' indication appears as red over yellow.

These signals display either a white or a red light.

It displays a single red light by night.

The light, however, continues in service, displaying a fixed green light.

In this case the Starting arm can be placed at Stop and display a red light.

It displays a white light which occults once every 4 seconds.

Point Retreat was first lit in 1904 and displayed a fixed white light.