The Case of the Buried Clock — Erle Stanley Gardner

The bullet went clean through the body, Paul Drake told Perry Mason. "And the bullet isn't there! That's why the autopsy surgeon has held up his report." Mason nodded slowly. "Well, that lets your client out, anyway," said Drake, "the fact that the murder took place after she left the cabin." Mason shook his head. "No, Paul, it doesn't let her out; it drags her in!"