A pair of these were installed in specially built casemates on the roof of the fort.

A pair of such sculptures is installed in the Guggenheim's rotunda.

Once the pair has been installed in the breeding tank, they will begin to alter the decor to suit themselves.

A pair of 8.8 cm (3.5 in) guns were later installed.

In the event the enemy did not arrive for two weeks, until 27 April by which time a pair of field guns had also been installed.

Only a single pair of overhead wires was installed along the entire Fribourg-Farvagny route.

Later, a separate pair of tracks were installed at the government's cost to allow greater capacity and higher speeds.

In 2001, a third pair of millstones was installed.

On the ground floor a fifth pair of stones was installed which could also be driven by wind if desired or rather by engine.

The mill was able to turn by wind by October 1992 and a pair of millstones were installed in 1993.