New, 6,100 sq. ft. American Indian galleries have thrust Kansas City's Nelson-Atkins Museum into the forefront of all museums that exhibit such art, not only because of the prime real estate and $8 million spent on architectural design. The galleries also are exceptional for the quality of the 205 works on display, several of them masterpieces of their genres, such as an Arikara buffalo rawhide shield from about 1850, with a buffalo bull staring out...