He looked up and saw a fire escape disappearing upward into the darkness.

The gigantic struts disappeared upward into the night, visible only by the lines of blackness they painted across the stars.

He saw the legs of D disappear upward and waited two minutes, then stepped into the lift again.

That face, too, smiled at him, and then both faces disappeared upward and away.

The horse, his four arms swinging limply, disappeared upward.

At the far end of the room a spiral of stairway disappeared upward.

In the last gleam of the vanishing light, Horne saw him disappear upward into one of the air-shafts.

'Her eyes began to roll and then the pupils disappeared upward,' he later told his superiors.

A passage stretched away before him, the faint outline of rough-hewn steps cut into the rock floor disappearing upward into darkness.