Thurs. 3/21 10a: Four New Mexico cellists, Sally Guenther, Dana Winograd, James Holland and Joel Becktell, come together on March 30 and 31 at the Harwood Museum of Art in Taos for a program of music for multiple cellos, an encore of a popular concert presented two years ago by the Taos Chamber Music Group. Spencer Beckwith speaks with Sally Guenther about the program.