Harry Malcolm George Heath The Forerunner is a 1957 Australian documentary directed by John Heyer.
It looks at floods, droughts and the impact of the Snowy Mountains Hydro-electric Scheme.
After an introduction by Professor C. H. Munro from the Water Research Foundation it has a section on floods.
Second comes drought and then the film shows the Snowy Mountain scheme.
The film has no narration and only has dialogue from two addressees to camera.