ATTACKING aircraft in the first world war used to fly in low, drop their bombs by hand over the cockpit side and be considered unlucky if a rifle bullet came anywhere near them.
The Development of Terrain Following Radar
An account of the progress made with an airborne guidance system for low flying military aircraft
Aircraft Engineering and Aerospace Technology ; 43 , 4 ; 13-15
1971-04-01
3 pages
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
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