Then he moved to another section of the wall and tried again.

He had his hand against a section of the wall that looked no different from any other.

I ran all the way to my section of wall.

This section of the wall was pulled down in 1907.

He had been, to hit a section of the wall where the strength was low.

In a moment, a section of the wall moved aside.

Soon they stood before the section of wall he had stepped through.

Then his hands found a section of the wall which felt hollow.

A section of the wall opened up when they approached.

Then a section of the floor and wall above the place where the door had stood collapsed.