By Denny Dyroff, Entertainment Editor, The Times Walter Salas-Humara Three veteran musicians – each with more than 40-year careers in the New York music scene – will be performing in the area this weekend. Walter Salas-Humara will be performing a solo acoustic show on April 12 at Stone Garden Estate (4097 Wren Road, Thomasville, 717-870-9568) and then will be playing a concert with his band...