NEW YORK, NY.- The rapid changes forced on the Native American peoples of the American southwest are documented in “Time Exposures: Picturing a History of Isleta Pueblo in the 19th Century.” With more than 80 images and objects that detail life on the Isleta Pueblo Reservation after the arrival of the railroads in 1881, the exhibition opened this past Saturday, at the Smithsonian’s National Museum of the American Indian in New York, the George Gustav Heye Center, and continues through Sunday, June 10, 2012. In 1881, the railroad companies forcibly took land in the center of Isleta Pueblo in the Rio Grande Valley and the rail lines built there brought scores of tourists. Prominent non-Native artists and photographers, such as Edward Curtis and Ben Wittick, traveled there to capture everyday Pueblo life. Organized by the people of Isleta Pueblo, “Time Exposures” portrays their lives before the