The further north one goes the longer this period extends.

This period extends from 3,000 years ago to first contact with European people.

The period of development in the historic district extends until 1951.

His astronomical period of activity extended from 1896 to 1907.

On cloudy morning the period may extend to 10:00 am.

As a result, the waiting period (particularly because this patient decided to change a physician) extended to several months.

That period extended to more than half a century, the rest of Mumford's life.

At one point the period extended to seven years.

The most ambitious period of residential construction extended from the early 20th century to the 1950s.

The second remodelling took place over a period extending from 1848 to 1887.