hi jo 
didn,t you see the record for a charles herbert hounsom and eileen ocea hounsom  1938/1939 
and eileen ocia hounsom also known as eileen o  cea hounsom [ born fynney ]charles herbert hounsom est no 28104/1938 deceased estate start 1972 end 1972 .
in all i found 15 records for the name hounsom but only the above and possibly one more for a charles herbert hounsom born in shepstone  natal & patricia ann hounsom  [ formerly murray , born evans  ] deceased est start 1970  end 1971 .
hopefully you can find more on the above , do you have any idea if c h hounsom  married out in sa or if any children were born as well .
regards 
trevor