+--George Frederick  (7 Nov 1789-14 Sep 1855)
      +--Peter Frederick, Sr  (25 Mar 1837-29 Jan 1926)
      |  +--Catherine Fortener  (7 Dec 1802-29 Jan 1882)
   +--Joseph Frederick  (1858-1919)
   |  +--Mary Portrey  (28 Jul 1838-11 Jan 1919)
+--Vincent B Frederick  (12 Nov 1905-Jul 1982)
|  +--Amelia Goetz  (1865-1945)
Stuart J Frederick 
|  +--Edward L Rodgers 
+--Gertrude N Rodgers  (19 Jan 1912-21 Mar 2008)
   +--Ella May Dunn