Annie L. Howe's correspondence includes letters to family, friends, and colleagues in her teaching and missionary work. Letters home to family during her 40 years in Japan are particularly interesting, as she describes her impressions, her work, cultural differences, and living conditions in detail. Correspondents of note include E. W. and Mary Blatchford, who helped Howe start a kindergarten in their home, and students and colleagues with whom she worked in Japan. Career materials include reports, promotional pamphlets, lesson plans and other writings pertaining to the creation and running of the Glory Kindergarten and Training School. Personal materials include diaries, scrapbooks, and mementos from her life in Japan.