Mounta Doane (IMAGE) University of California - Santa Barbara Caption Mount Doane: Gustavus Doane led a company that participated in the 1870 Marias Massacre. The U.S. army murdered some 200 Piegan Blackfeet Indians — mostly women, children and elderly who were recovering from smallpox. The chief had been promised protection from the U.S. government. Credit NPS PHOTO BY J. SCHMIDT Usage Restrictions For 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.