Powell most decidedly existed, off the page as well as on.

The magnetopause exists at a distance of several hundred kilometers off the surface of the earth.

He has no job, preferring to exist ascetically off the income from an inheritance.

A large variety of mesopelagic fish exist just off the continental shelf and are barely exploited.

But the archives he mined existed only in the coral off Sumatra.

A similar earthquake risk exists at a fault off the coast of Alaska, but the region is very sparsely populated.

Experience a slightly wicked tale of how art exists on and off the gallery walls!

That situation doesn't exist just off the coast.

There is some chance that oil reserves may exist under the ocean floor off West Antarctica's coast.

That situation doesn't exist just off the coast, where the water is shallow.