Episode of Series “Sentinel”.
Defence scientists, using special laser technology, have developed a sophisticated device which will benefit the hydrographers of the world. It is used by the Royal Australian Navy, responsible for the production of all Australian navigational charts.
How to watch
In ACMI's collection
16mm film; Limited Access Print (Section 2)
16mm film; Preservation Print (Section 5)
16mm film; Access Print (Section 1)
VHS; Access Print (Section 1)