/-George Heinrich Friedrich BOCKMANN
/-Hermann August Louis BOCKMANN
| \-Johanne Caroline Wilhemine KAUFMANN
/-Johann Otto Edward BOCKMANN
| | /-Johann Carl August BINDER
| | /-Johann Friedrich BINDER
| | | \-Eleonora
| \-Johanne Louise BINDER
| \-Anna Dorothea LANGER
Wilfred Gerald BOCKMANN
| /-Ernst Julius WARNEST
\-Ida Bertha Emilie WARNEST
\-Johanne Emilie Ernstine SEELANDER