I have a book tittled Commemorative Biographical Record of Washington County Pennsylvania. dated 1893
There is a photo of Judge Alexander Wilson Acheson. As soon as my scanner is working I will scan and send to your email address. In the meantime this is what the sketch says about him, briefly:( there are pages on this family) born 7/15/1809 Wash. Pa died 7/19/1890 same of Scottish extraction great great grandmother (Little) is recorded as born in 1658 and dying in 1778 age 120 yrs old. George Acheson grandfather of the judgeb. 1724 died 7/11/1812 his wife Elizabeth b. 1728 d. 7/29/1808 7 children : George, John, Thomas, William, Hannah, Ellen and David. David (the judge's father) b.about 1770 d. 12/1/1851 spring of 1778 left Ireland to come to this country. Early in 1799 married Elizabeth daughter of Samuel Young. She died 2/27/1800 leaving an infant daughter, Eliza Young,Nov 1802 he visited the old country. 10/31/1805 m. Mary Wilson daughter of John Wilson made their home in Philadelphia returning to Wash. in 1815. children: John died 1833 in Arkansas Alexander Wilson Catherine m. William V. Davis David d. 1826 Mary Jane m. Joseph McKnight d. 1843 Margaret William d. 1873 George d.1881 James C. Ellen m. Rev.Dr. Brownson Marcus W. David 1836 Judge Alexander m. Jane daughter of Dr.John Wishart. children:Dr.John W. Mary m. Dr.William R.Childs Capt. David Alexander W. Joseph M. Marcus Cunningham Martha W. Ernest F. H.M.
I can't verify this info and it is not my family. I have the bookand am posting info on different families to help others in their research. Ann