The structures would be built on the core principle similar to tall trees - a vertical column supporting a series of basically horizontal cantilever projections.

The print head can be thought of featuring a single vertical column of seven or more pins approximately the height of a character box.

On commencement of the game, a red horizontal and a blue vertical column will travel at a speed across the floor.

A soldier can not be moved or dropped into the same file (vertical column) as another soldier controlled by the same player.

Liquid column gauges consist of a vertical column of liquid in a tube that has ends which are exposed to different pressures.