Biography (Wikipedia)
Biography (Dickinson College)
Biography (McClintock and Strong Biblical Cyclopedia)
Richard Armstrong is buried at Kawaiahao Church Cemetery, Honolulu, Hawaii.
Juan Fernandez (1833)
No Cause to Mourn For the Pious Dead: A Sermon Preached at Honolulu, March 6, 1841, at the Funeral of Angeline L., Wife of S.N. Castle, an Assistant Missionary of the American Board of Commissioners For Foreign Missions, at the Sandwich Islands (1841)
Richard Armstrong (1887)
