The center express tracks are not used in regular service.

"Are we not offered knowledge that we might use it in holy service?"

CC1 had a relatively short career and was never used in front-line service.

With a show of force it may be used in service of various causes.

It is commonly used in public service, both civil and military, but also for companies of the private sector.

It was not used in public service on that line prior to the preservation era.

It is still used today by over 60 countries worldwide in active service.

These buses were all 40 feet (12.19 metres) long and are used in local service.

The class was used in regular service until the mid-1980s.

This section of track is not used in regular service.