Transferred from the Smithsonian Institution to the United States National Museum.
Date: 1887-1903
Country of Origin: United States of America
Dimensions:
3-D: 61 x 14.9 x 2.7cm (24 x 5 7/8 x 1 1/16 in.)
Storage: 68.26 x 40.64 x 4.45cm (2ft 2 7/8in. x 1ft 4in. x 1 3/4in.)
Materials:
Unidentified wood; Original varnish
Physical Description:
Airfoil section used on Langley whirling arm. Perfect arc with maximum depth of curvature 3/4 inches (1.9 cm).
