Burchard von Zollern[?] was born before 1025 and died in 1061.
Burchard's son was Friedrich von Zollern[?], born before 1055, died 1114/15 .
... out of which 26.1% have children under the age of 18 living with them, 60.7% are married couples living together, 8.8% have a female householder with no husband present, ...