At this time, The Shadow was working on his own.

The Shadow worked grimly to clear away the snow at this spot.

The Shadow had actually worked that invitation from the commissioner.

The human Shadow works best when asleep, so that's how you find them, usually, dreaming their dreams of knowledge.

He understood, now, that this was how the Shadows worked.

The Shadow was working toward a showdown against enemies who were still at large.

The Shadow had more work to do before to-morrow night.

All the while, The Shadow was working on the window.

For two days, The Shadow had been working on that theory.

The Shadow was working on the chance that he could beat the law to its goal.