He returned to the United States in 1877 for further first-hand research on school systems. He spent considerable time at Amherst College and approached Amherst president Julius H. Seelye for advice. He also visited the Centennial Exposition in Philadelphia, after which he submitted a report with photographs to the government.
In 1877, he revisited the United States to conduct more research on school systems. At Amherst College, he sought guidance from president Julius H. Seelye and then visited the Centennial Exposition in Philadelphia, where he submitted a report with photographs to the government.