Andrew Jenson, "Ballif, Serge Fredrick," Latter-day Saint Biographical Encyclopedia
European Mission register of missionaries, 1854-1931
First Presidency missionary calls and recommendations, 1877-1918
Missionary Department missionary registers, 1860-1959
Missionary Department missionary registers, 1860-1959
Missionary Department missionary registers, 1860-1959
Missionary Department missionary registers, 1860-1959
Serge F. Ballif journals, 1905-1909, Church History Library
Serge F. Ballif record books, 1905-1908, Church History Library
Switzerland Zurich Mission manuscript history and historical reports 1850-1977