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www2.arnes.si ~cetim6 hopper1.htm

www2.arnes.si ~cetim6 hopper1.htm

This display shows the evolution of wing rib construction and cross-sections.  From top to bottom are: Piper J-3 Cub (1939), Franklin Sport 90 (1929), Star Cavelier (1929), Ryan WL1 (1926), Curtiss JN-4 (1918), Halberstadt (D.1), and Wright Model B (1911).

This display shows the evolution of wing rib construction and cross-sections. From top to bottom are: Piper J-3 Cub (1939), Franklin Sport 90 (1929), Star Cavelier (1929), Ryan WL1 (1926), Curtiss JN-4 (1918), Halberstadt (D.1), and Wright Model B (1911).

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