Water Wheel Magazine
SA Waterbulletin June 1988
SA Waterbulletin April 1988
SA Waterbulletin February 1988
SA Waterbulletin December 1987
SA Waterbulletin October 1987
SA Waterbulletin June 1987
SA Waterbulletin April 1987
SA Waterbulletin February 1987
SA Waterbulletin November 1986
SA Waterbulletin August 1986