Tau Beta Sigma, National Honorary Band Sorority, is dedicated to serving the bands. Our Chapter, Delta Xi, was chartered on May 9, 1970 at the University of Missouri-Rolla. We are not alone in our mission to serving the Missouri S&T Band Program. Take a look at our brother organization, the Delta Gamma chapter of Kappa Kappa Psi, or follow this link to find out more about the Missouri S&T Bands in which we serve.