Shots of crews using Radar to aid gunners and to help navigate ships up rivers.
Unissued / Unused material.
CU the radar screen showing river traffic. Shot of crew on ship travelling up river.
MS of mobile Radar van with dishes on roof.
CU ATS (Auxiliary Territorial Service) girls speaking into telephone. CU faces of several ATS girls. MS ATS girls working predictors. CU ATS girls plotting course of planes on wall map.
Several shots of Anti-Aircraft gun crews standing by gun.
Radar aerials both ship and ground. VS shipping moving up river in foggy weather, officers navigate by means of radar.
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