Parley P. Black was born October 7, 1877 in Deseret, Utah the son of Joseph Smith Black and Sarah Jane Barney. Parley served a mission for the The Church of Jesus Christ of Latter-day Saints (LDS) from 1902-1904 in the Eastern States Mission. Upon returning from his mission, he married Theresa Neel on April 17, 1904 in the Salt Lake Temple. Shortly after their marriage, they moved to Lewiston, Idaho where Parley worked as a farmer. Then he moved to Salt Lake City, Utah to work for the railroad. A few years before Theresa died, the couple moved to Arco, Idaho where Parley worked as a car salesman and later for Beneficial Life. Following his wife's death, he married Mary Elizabeth Dean Brown in 1917. In 1929, Parley and Mary moved to Logan, UT with their four children. He passed away on May 28, 1961. (Note to researcher: in some instances Mr. Black is referred to as P.P. Black, Parley P. Black, or Elder Black).

Theresa Neel Black was born December 28, 1875 in Peoa, Utah the daughter of John Austin Neel and Emmeline Augusta Stevens. She met Parley P. Black before his mission and wrote to him while he was serving a mission for the LDS Church. She passed away in November 1916 in Arco, Idaho.

Carrie Amanda Black was born March 1, 1885 to Joseph Smith Black and Caroline Peterson (Thompson) in Deseret, Millard County, Utah. (Note to researcher: Joseph Smith Black was a polygamist and was married to: Sarah Jane Barney, Caroline Petersen (Thompson), Louisa Jane Stocks, and Nancy Cynthia Allred). She is Parley P. Black's step-sister. She married Niels Peter Jensen Jr. on September 9, 1908. She passed away on January 5, 1977 in Los Angeles, California.

Sarah Eliza Black was born November 13, 1885 to Joseph Smith Black and Louisa Jane Stocks in Deseret Millard County. She is Parley P. Black’s step-sister. She married Sidney Wesley France in 1925. She passed away on August 9, 1969 in Salt Lake City, Utah.

Henry Yeates was born March 4, 1826 in Coleshill, Warwick, England to John Yeates and Lucy Hollick (Hallick). He married Ann Bromwich on May 2, 1860 in England. While living in England, they were baptized as members of the LDS Church and moved to Clarkston, Utah, where Ann died in March 1910 in Clarkston, UT. On October 20, 1887 he married Maria Holton, a widow with seven children. Together Henry and Maria had one child named Henry Bromwich Yeates. Henry Yeates passed away on November 14, 1915 in Clarkston, Cache, UT. (Researcher note: Yeates is spelled Yeates and Yates).

Maria Holton Packe Yeates was born May 25, 1846 in Northampton, England to Frederick Holton and Eliza West. She married Benjamin Samuel Packe on July 1, 1886 in England. Together they had eleven children, seven of which lived to adulthood. Benjamin passed away on August 4, 1880 in England. Sometime between 1880 and 1887, Maria and her family moved from England to Clarkston, Utah. It is unknown when she became a member of The Church of Jesus Christ of Latter-day Saints. She married Henry Yeates on October 20, 1897. Maria passed away on March 31 1922 in Clarkston, UT.