In a lower one, The Shadow discovered a small package.
The Shadow had discovered a code where others would have seen nothing of significance.
The Shadow could discover no connection between any of the names.
The Shadow discovered how the powder had been introduced into the sphere.
It was not the first mark of its kind that The Shadow had discovered.
The Shadow discovered that the gate which led to the grounds was closed but not locked.
The Shadow discovered the source of the faint crimson light.
The Shadow discovered the reason for this, as he moved quietly, through the suite of rooms.
The Shadow had discovered the truth by his experiments with the casket.
The Shadow had discovered what he wanted to know.