The brief message was signed with the unmistakable signature of Dr. Stuart Ormand.

Each piece had its own tone, but all had Mr. Fagan"s unmistakable choreographic signature.

'And signed,' Julie said, 'with his own unmistakable signature.'

Several had atmospheres bearing that unmistakable signature of life, an abnormally high percentage of oxygen.

In clear, uncoded text the unmistakable signature appeared on the tape.

Any sufficiently massive third body, occasionally perturbing the orbit, should have added its own unmistakable signature to the gravitational radiation.

He chronicled it all, with anecdotes and vignettes that bear his unmistakable signature.

The decay products would give unmistakable signatures of the formation of protonium.

The imprint of the other car's heavy front bumper was clearly marked on the rear wheel guard, the unmistakable signature of Vaughan's Lincoln.

Primarily it searched for the unmistakable signature of a Catten life-reading, and that was not visible outside or inside the caves.