Gamow Hand-Drawn Figure (IMAGE) Carnegie Institution for Science Caption George Gamow and astronomer Walter Adams exchanged a letter that included a hand-drawn figure from Gamow that predated Sandage's illustration of stellar evolution by 10 years. From the Walter Adams papers at The Huntington Library (Box 25, Folder 25.451). Credit The Huntington Library Collections Usage Restrictions With credit 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.