Papers of R. R. Stewart, United Presbyterian missionary in India and adjunct research investigator of the University of Michigan Herbarium, and papers of his wife, Hladia Porter Stewart, educator at Kinnaird College in Lahore and later Gordon College in Rawalpindi, Pakistan. Reminiscences and other autobiographical writings, correspondence, diary, articles concerning flora of India and Pakistan, and files relating to teaching and missionary work of R. R. Stewart; also letters, memoirs and poetry of Hladia Porter Stewart; and photographs
The Stewart Family Collection consists of two linear feet of documents and photos relating to the life of Ralph Randles Stewart and one linear foot relating to the life and writings of Hladia Porter Stewart. Both spent most of their lives on the northern Indian subcontinent.