This family has finally been located in the 1860 census of Astoria, Clatsop Co OR. With children, Joab W.; Emily Louise and Olive Annette. Emily Louise married William Bochau in 1868, had children, Caroline b-1870; Clara b-1872; and Harry Epley, born 7 Feb 1876 in Clatsop Co. He Harry Epley Bochau) died 28 Jan 1954 in Bay Center, Pacific Co WA. He was married to, June (?) 1877-1970. They had at least one son Merrill K. Bochau born 1908 died 12 Jun 1984 in Bay Center.
Joab W. Epley apparently had no children, the two children of Olive Annette and Western Whitcomb died in their youth.