Crocodile on the Sandbank
“And what about me?” I asked.
Emerson was unable to ignore the opportunity.
“God help the poor mummy who encounters you, Peabody,” he said bitterly. “We ought to supply it with a pistol, to even the odds.”
Crocodile on the Sandbank by Elizabeth Peters. There’s a terrific audiobook version read by Barbara Rosenblat