Three methods of spotting aircraft discussed as follows: "common sense" method; Block System: WEFT System; special attention given to latter which gets its name from structural units which student is drilled to take up in order: W -- wings; E -- engines; F -- fuselage; and T -- tail.
Friend or foe?
U S Air Service (War Dept) Air Forces News Letter
1942
3 pages
Aufsatz (Zeitschrift)
Englisch
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