Air International 1984-06
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Fighter A to Z
The production S 20.
Letov S 4 был во многом схож с французскими истребителями, выпускавшимися компанией SPAD.
The first production Letov fighter, the S 4. Weaknesses resulting from poor manufacturing standards resulted in this type being grounded in 1927.
The second prototype S 3 seen with paired Lamblin pod-type radiators.
The second prototype S 3 seen with "check" radiators
The Letov S 7 fighter in its definitive S 7a form, with redesigned engine cowling and ventral radiator bath.
The S 13 which featured wings of thick Zhukovsky section and had no interplane wire bracing. The N-type interplane struts were subsequently replaced by V-type struts.
The Letov S 14. It was eventually rebuilt as a monoplane for speed trials.
The Letov S 7 fighter in its definitive S 7a form, with redesigned engine cowling and ventral radiator bath.
The S 13 which featured wings of thick Zhukovsky section and had no interplane wire bracing. The N-type interplane struts were subsequently replaced by V-type struts.