Reformed Church. Board of Foreign Missions. Japan Mission. Records, 1896-1965, Ref. RG 2017.004, E&R Library & Archives.
Reformed Church. Board of Foreign Missions. Japan Mission. Records, 1896-1965, Ref. RG 2017.004, E&R Library & Archives. https://erhistoricalsociety.libraryhost.com/repositories/2/resources/3770 Accessed July 27, 2025.
