+--Johan Bjorkman  (1808-8 Apr 1881)
   +--Fredrick A Bjorkman  (1835-)
+--John Anders Bjorkman (Burkman)  (10 Mar 1850-20 Jul 1938)
|  +--Katherine (Marie) Lotta Johnson  (1840-)
William Henry Burkman  (20 Jan 1895-12 Nov 1981)
+--Maria (Mary) Peterson  (Feb 1856-1943)