Hetty Hurd Haskell was a pioneer Bible instructor and second wife of Stephen Nelson Haskell.
Stephen Nelson Haskell exerted leadership in almost every aspect of the early Seventh-day Adventist Church, including publishing ministry, world missions, urban evangelism, and conference administration.
The first wife of Stephen Nelson Haskell, Mary E. Howe was born in Massachusetts about 1812. Apparently a self-proclaimed invalid, she was being supported by a man, possibly her half-brother, for whom Stephen Haskell, while still in his teens, came to work as a farm hand.
Mary Loizette Haskell Rentfro was a canvasser, missionary, and nurse in the United States, Portugal, and Brazil.
Ronald Byron Halvorsen was a former gang member and prominent evangelist in North America.
Romualdo Bertola was a pioneering Italian evangelist in the late 1800s.
Georgia Burrus Burgess was the first Adventist missionary to India (including present India, Pakistan, Bangladesh) and the first single-woman missionary of the Adventist church to a non-Christian country.
William Arnold was a pioneering evangelist in the Lesser Antilles and other regions of the Caribbean.
The Union Conference Record dated January 1, 1900, announced the dedication of the Avondale Health Retreat on December 27, 1899.
Piper, Albert Henry (1876–1956), and Hester “Hettie” Elizabeth (Newcombe) (1874–1912); later Eleanor “Nellie” Elizabeth (Kreutzberg) (1882–1973)
Albert Henry Piper was the first missionary from Australasia to serve in the Pacific Islands, and he also served as Australasian Missionary College principal, conference secretary and president, and Australasian Union Conference secretary for 12 years.