Furthermore, he was also the author of the Free State GGSA's publication Maiores from 2003 to 2010, after which he did not see chance to continue with it.
Families he is still working on: VAN DEN (R) BERG (H), KLOPPER, POTTAS, MENTZ, parts of BEKKER, SMIT, POTGIETER, OOSTHUIZEN, DANNHAUSER, all the descendants of Elizabeth VOOGD the daughter of Claus VOIGT (a German ) and Christina ('KhoiSan woman) and many more. Then there is also the Free State progenitor project that he was busy with, i.e. all the men and women who entered the Free State during the period 1820 to 31 May 1902 and had already settled here.