As the barrier was sliding apart, The Shadow kicked the starter.

Sure enough, the black barrier at the end of the tunnel was sliding upward.

A barrier was sliding smoothly across the opening.

The barrier slid aside, and she stepped through.

The clear barrier slid back into the bier.

The barrier slid away and both women passed through.

The barrier slid aside and closed behind him with a faint click.

The barrier slid aside, allowing her to hobble through, followed soon after by her son.

As it halted for an instant, the barrier slid aside.

The barrier slid back to show a flight of stairs descending into the cellar.