• The roster list in Journal History lists his given name as "Henry" and age 10, but this is undoubtedly "William Henry." He traveled with his father, step-mother, and siblings.

Silas Richards Company (1849)

• Age at Departure: 12

Sources

• Clark, William Henry, [Autobiographical sketch], in Andrew Jenson, comp., Latter-day Saint Biographical Encyclopedia [1971], 2:756.
• Clark, William Henry, Autobiographical sketch, in Biographical sketches 1891- .
• Journal History of The Church of Jesus Christ of Latter-day Saint, Supplement after 31 December 1849, 5F.
• Silas Richards company, 1849 September in Camp of Israel schedules and reports, 1845-1849.