Alamo cannon closeup (IMAGE) Texas A&M University Caption The Alamo cannon, post-acid solution treatment, which rapidly removed the carbonate blooms. Credit Courtesy of Alamo Trust Inc. Usage Restrictions use 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.