Restored Woman (IMAGE) University of Western Ontario Caption An image of a woman is recovered from a 19th-century daguerreotype that had tarnished almost beyond recognition. A novel process, developed at Western University and Canadian Light Source Inc, mapped its mercury content and brought the 'ghost' back to life. Credit Western University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.