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This pilot's knee board was used by Scott Crossfield during the twelfth flight of the North American X-15 no. 2 on December 6, 1960. This was the last flight of an X-15 by Crossfield and during this flight he achieved a speed of Mach 2.85 and an altitude of 53,374 feet. The purpose of this flight was to demonstrate that is was possible to restart the X-15's XLR99 engine in flight.

 Display Status

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Object Details
Country of Origin United States of America Type PERSONAL EQUIPMENT-Miscellaneous Physical Description Pilot's knee board for North American X-15 used by Scott Crossfield; gray plastic board with black and white cotton twill strap with snap; chrome steel "D" brackets on strap for adjustments; pencil sharpener upper right corner; ten ring binder in center; seven type and hand written instruction pages for the X-15 no. 2 powered flight number 12; two strips of black foam padding on underside of board; clear plastic paper clip on top and bottom center of board; white adhesive tape with hand written name "PROPERTY OF Scott Crossfield" Dimensions 3-D: 23.5 × 16.5 × 5.1cm (9 1/4 in. × 6 1/2 in. × 2 in.)
 Materials Plastic
Paper
Steel Alloy
Natural Fabric - possible Cotton Twill
Adhesives
Foam
Possible Cadmium Plating
Ink
Graphite
 Inventory Number A20090132000 Credit Line Donated by Alice Virginia Crossfield Data Source National Air and Space Museum Restrictions & Rights Usage conditions apply
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