Archibald McManus was born in SC about 1785, the son of John McManus who died in 1838 in Edgefield County, SC. Archibald married Rebecca Osena Collins, daughter of Moses Collins and Hannah Willis about 1810 in Georgia. He came west to Mississippi through the Creek Lands with his wife and her father Moses Collins and his family in 1811. Archibald and Rebecca settled along the Pascagoula River in what is now Greene County/Jackson County area of Mississippi. Archibald served with the 17th Regiment from Jackson County in the War of 1812. He was a successful merchant in the area for several years with his store, McManus Mercantile, which was located in Jackson County. He served as a Justice of the Quorum Court in 1819. He also served as the first Postmaster for the now extinct Town of McManus, MS. He owned land in Jackson and Greene Counties. He was the District Attorney for Jackson County for a while and also served in the Mississippi State Legislature as a Representative of Greene County. He later moved to Hinds County, MS where he opened two stores, one in Raymond, MS, and one in Clinton, MS. He was a very successful merchant. He is listed on several Hinds County Tax Rolls. He died on September 21, 1841. His wife, Rebecca, died 5 days later on September 26, 1841. Archibald and Rebecca were the parents of three children:

Elizabeth Ann - married Henry A. Vaughan – Elizabeth and Henry left Hinds County about 1855 and settled in the Friendship area of Franklin County, which became part of Lincoln County in 1870. Vaughn Crossroads was named for their oldest son William S. Vaughan who was a prominent citizen of Lincoln County. Many of their descendants are still in that area today.

John Lewis - married Mary Ann McPherson Bradford John was a veteran of the Mexican War and served as Circuit Clerk of Hinds County for a time. When he retired, about 1868, the family moved to East Feliciana Parish, Louisiana near his sister Elizabeth’s son Robert Singleton Vaughan.

Sarah Henrietta - married Job Gilham Selph/Self (Job was a master silversmith) Sarah and Job stayed on the Mississippi Gulf Coast near where the family originally settled.