More than a century passed, however, before any action was taken.

But by now almost a century and a half had passed.

"So even if we make it back, a century or more might have passed."

But now that half a century has passed, it is time to put the home run in better perspective.

Nearly a century passed before this idea was taken seriously.

But only five centuries had passed since the beginning of the Plan.

In all, half a century passed before the continuum returned to the ground state.

Even now, after more than a century has passed, little is known about it.

How many centuries had passed since these places were abandoned?

When the time came to take the offensive against them, at least a few centuries would have passed.