The second extension of Campin occurred in 1952 with a dramatic transformation.

An extension with two additional rooms occurred in the 19th and 20th centuries.

The extension occurred sometime between August 1933 and October 1935.

The extension occurred after the unit's regular 12-month tour was complete, making the deployment last for a total of 16 months.

By 1915, however, some extensions of Western Avenue had occurred.

The construction suggests two phases-the main tower built in the early 16th century while the extension to the side occurred later.

Conversely, extension occurs when the angle is increased along the same plane.

A further extension of the borough system occurred in the later medieval period.

The first and most obvious extension occurred close to home.

Another extension of the east-west runway occurred between 2004 and 2007.