References for John Purser
- J O'Grady and S Purser, The Life and Work of Sarah Purser (Four Courts Press, 1996).
- W B M, Professor John Purser, in Centenary volume, 1821-1921: A review of the activities of the society for 100 years with historical notes, and memoirs of many distinguished members (Belfast Natural History and Philosophical Society, 1924), 98-99.
- K Newmann, Professor John Purser (1835-1903): Academic and writer, Dictionary of Ulster Biography.
- John Purser, Proceedings of the Physical Society 20 (1906-1907).