Wikipedia Biographical Summary:

"...Duncan Spears Casper (December 8, 1824 – May 20, 1898) was an early Mormon pioneer and one of the first settlers of Holladay, Utah, the United States.

Casper was born December 8, 1824, in Bellville, Ohio, the son of William and Avarilla Durbin Casper...."

"...In May 1845, 20-year-old Casper married 24-year-old Matilda Allison, a fellow Ohioan and a descendant of Thomas Miner..."

'...In 1855, Casper crossed the plains with his wife, children, and mother in Captain Hindley's Company..."

"...Casper married Elizabeth Ann Clark, English immigrant, in 1872. She had two children from a previous marriage. Casper adopted her children and the couple went on to have seven more together. Casper did not practice plural marriage. He died on May 20, 1898, and is buried in Holladay, Utah..."

SOURCE: Wikipedia contributors, 'Duncan Spears Casper', Wikipedia, The Free Encyclopedia, 14 November 2010, 01:56 UTC, <http://en.wikipedia.org/w/index.php?title=Duncan_Spears_Casper&oldid=396622875> [accessed 16 February 2011]