Complex sentence: She spent the summer of 1894 with Adams and his wife, Adeline, at the Cornish, New Hampshire art colony, and revisited the art colony during subsequent summers, describing her impressions in her unpublished "Reminiscences" (Special Collections, Dartmouth College Library).
Split into simpler sentences: She spent the summer of 1894 with Adams and his wife, Adeline, at the Cornish, New Hampshire art colony. She revisited the art colony during subsequent summers, describing her impressions in her unpublished "Reminiscences" (Special Collections, Dartmouth College Library).