I am documenting a family burial plot in Olney, MD on the border of Rockville, MD. Will post these on findagrave.com ASAP. Here are some of the grave inscriptions found in the plot:
Col. Washington Owen, died June 18, 1846, aged 69
R(uth) Owen, Died Jan 22, 1848, aged 74
Washington W. Owen, born Nov 30, 1813. Died 11 Apr 1894.
Angelina G. wife of W.W. Owen. Died 19 Feb 1852, aged 37.
Mary S., wife of W.W. Owen. Died 7 Dec 1894, aged 87.
Let me know if you're interested.