A new, high-intensity X-ray technique developed by scientists at Cornell University has uncovered a lost illustration by artist N.C. Wyeth. Hidden just below another of Wyeth’s works, a family portrait featuring his more famous son, Andrew, is a lost illustration that originally ran alongside an article in Everybody’s Magazine. Although scientists had previously been able to detect painted-over pieces in black and white, this is the first time where a full-color piece has been revealed. Christine Podmaniczky, a curator for the N.C. Wyeth collections at the Brandywine River Museum, believes that more illustrations are to be found, and that the new technology will help reveal them.

Read more at the Philadelphia Inquirer.