Attitude indicator made out of metal that has been painted black. The object is rectangular in form with the face made out of glass that displays the attitude indicator measurement system. There is a long rubber cord attached to the side of the…
Black Stereo 8, FM radio adapter. The object is a metal black rectangular box with silver screws holding the backing. Interior of object is not visible. A black rubber cord with silver prongs at the end is attached to the top left of the box. On the…
Servo Module A-5 automatic pilot equipment made out of solid black metal. There are components screwed into the main body, each circular in form. "M-1" is painted in white on the side of the object. There are two metal plates screwed into the object…
Patent documents for an airplane flap control mechanism (patent no. 2,620,147), designed by Van B. Butler and William H. Cook, Jr., December 2, 1952. Includes a written description of the mechanism, diagrams, and a list of related patents. Seven (7)…
Patent documents for an airplane yaw damper (patent no. 2,672,307), designed by William H. Cook, Jr., Calvin E. Pfafman, and George S. Schairer, March 16, 1954. Includes a written description of the mechanism, diagrams, and a list of related patents.…
Patent documents for an airfoil control apparatus responsive to aircraft speed (patent no. 2,696,355), filed by Thorvold H. Larson, John D. Mayer, Calvin E. Pfafman, William H. Cook Jr., and John F. Kirkbride, December 7, 1954. Includes a written…
Patent documents for jettisonable fuel tanks (2,764,374), designed by Roy H. Anderson, William H. Cook, Jr., and David L. Dunn, September 25, 1956. Includes a written description of the mechanism, diagrams, and a list of related patents. Seventeen…
Items from Box 27, Folder 4 and Box 207, Folder 2 of the William P. and Moya Olsen Lear Papers, September 1940 through May 1941. Contains product "pitch" letters, diagrams, technical drawings, brochures, and price lists related to Lear products. 26…
Sample material constructed into a hinge. There are two different color "metals" -- a dark tone for the main "L" shape component and silver for the circular piece framing the center portion of the hinge. There are assorted numbering sequences written…