Episode number 3 of Series “Maps and Map Reading”.
Using the example of a company setting up a VHF radio network in rugged mountain country, the film examines the lines of sight, gradients and contour patterns. Produced for the State Emergency Service Tasmania.
How to watch
In ACMI's collection
16mm film; Preservation Print (Section 5)
16mm film; Limited Access Print (Section 2)
16mm film; Access Print (Section 1)