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 15.2 x 1.6cm (24 x 6 x 5/8 in.)
Storage: 67.3 x 40 x 4.4cm (26 1/2 x 15 3/4 x 1 3/4 in.)
Materials:
Unidentified wood; Original Varnish; Lead
Physical Description:
Airfoil section used on Langley whirling arm. Parabolic curve with high point 1 inch (2.5 cm) back of leading edge and maximum depth of curvature 7/16 inches (1.1 cm).
