He had no means to reckon time, but thought that it must be well into night by now.

I know it was the year three thousand and twelve as they reckon time around here.

For when Volt left his people they no longer cared to reckon time.

We got so that we could reckon time by when they came out.

It is so hard to reckon time at such a moment.

They came, but how can a man reckon time when he is enclosed in the dark without end?

Finally, after what might have been ages as humans reckon time, they found the place.

The days became weeks, the weeks months, or so it seemed to one who had no accurate way to reckon time.

But he reckons time roughly, without benefit of a watch.

And there he hid for two hundred years, as humans reckon time.