• John and Esther sailed to America in 1842 on the ship John Cummins. 
  Her travel to Utah is mentioned in her daughter's obituary.

Edward Hunter/Joseph Horne Company (1847)

• Age at Departure: 29

Sources

• Esther W. Bennion in The Book of the Pioneers Volume 1 (Utah Semi-Centennial Commission, 1897), 69.
• Journal History of The Church of Jesus Christ of Latter-day Saints, 21 June 1847, 21.
• "Mrs. Spencer Rites are Set," Salt Lake Telegram , 28 May 1934, 6.
• "Pioneer Woman Dead," Deseret Evening News , 7 Jan. 1902, 1.
• Saints By Sea: Latter-day Saint Immigration to America
• Samuel R. Bennion, Biographical sketches, 1891-2013.