I think the Josiah S. Manson was the son of Hugh Morton3 Manson (David2, William1) was born 01 May 1796, and died 17 August 1855.He married Catharine Smith 31 December 1818.
Children of Hugh Manson and Catharine Smith are: Josiah S. Manson + 15 i1. David4 Manson, born 19 June 1821 in Fletcher, Miami Co., OH (near Fletcher); died 1880.He married Elizabeth Millie Covault 09 March 1848, daughter of Thomas Covault and Phoebe Beggs. 16 ii1. Mary Manson, born 25 April 1825. 17 iv. Jane Manson. 18 v. William Manson. 19 v1. Melissa Manson. 20 vi1. John Manson. 21 vi1i. Eliza Manson.She married Lewis Covault. 22 viii. James Manson. 23 ix. Mahlon Manson.
Hugh Morton Manson was the son of David Manson Sr. b. Oct 1753 and Jean Johnston