Browse Items (25 total)
- Subject is exactly "Airplanes--Flight testing"
[Test dummy used during Lear Fan testing]
![[Test dummy used during Lear Fan testing]](https://digitalcollections.museumofflight.org/files/square_thumbnails/04c53b2b266bb31eaca5e80060ef2ec3.jpg "[Test dummy used during Lear Fan testing]")
Photograph of a test dummy used during Lear Fan testing, circa 1980.
[Test dummy used during Lear Fan testing]
![[Test dummy used during Lear Fan testing]](https://digitalcollections.museumofflight.org/files/square_thumbnails/e6e58c951c2a73bad20784c24c777615.jpg "[Test dummy used during Lear Fan testing]")
Photograph of a test dummy used during Lear Fan testing, circa 1980.
[Learjet 23 aircraft during flight test at Lear facility]
![[Learjet 23 aircraft during flight test at Lear facility]](https://digitalcollections.museumofflight.org/files/square_thumbnails/6a6ab06724fdd1b5724d3b4535ede775.jpg "[Learjet 23 aircraft during flight test at Lear facility]")
Photograph of a Learjet 23 aircraft (tail number N801L) during a flight test at a Lear facility, January 1964. Details about the aircraft and its flight tests are provided in the caption.Typed caption on verso: "Fifty-Hour Milestone: Latest photo of…
[William P. Lear looking out cockpit window of Beech 18 aircraft]
![[William P. Lear looking out cockpit window of Beech 18 aircraft]](https://digitalcollections.museumofflight.org/files/square_thumbnails/a445aca215b29e4ee824bbb1d65e691b.jpg "[William P. Lear looking out cockpit window of Beech 18 aircraft]")
Photograph of William P. Lear looking out the cockpit window of a Lear, Incorporated company Beech 18 aircraft, circa 1940s-1960s. The text on the fuselage reads: "Lear / Installation and Flight Test Div."
Stamped on verso: "Please return to: Lear…
[Crashed Lear, Incorporated company company Cessna 180 aircraft]
![[Crashed Lear, Incorporated company company Cessna 180 aircraft]](https://digitalcollections.museumofflight.org/files/square_thumbnails/9c24297714f8e45f680a2c8977efaffe.jpg "[Crashed Lear, Incorporated company company Cessna 180 aircraft]")
Photograph of a crashed Lear, Incorporated company Cessna 180 aircraft in a wooded area, circa 1950s-1960s. The text on the fuselage reads: "Engineering flight test."
Inscription on verso: "Back to the drawing board."
[William P. and Moya Olsen Lear Papers, Box 146, Folder 1 - Congratulatory correspondence regarding first flight of E-001 (N626BL), 1981 January - February]
![[William P. and Moya Olsen Lear Papers, Box 146, Folder 1 - Congratulatory correspondence regarding first flight of E-001 (N626BL), 1981 January - February]](https://digitalcollections.museumofflight.org/files/square_thumbnails/18cb0f77465230a44860db9e81eb64b6.jpg "[William P. and Moya Olsen Lear Papers, Box 146, Folder 1 - Congratulatory correspondence regarding first flight of E-001 (N626BL), 1981 January - February]")
Items from Box 146, Folder 1 of the William P. and Moya Olsen Lear Papers, January - February 1981. Contains congratulatory correspondences and photographs regarding the first flight of the Lear Fan E-001 (N626BL). 54 total items.
A brief history of airplane surface controls and the means of actuation at Boeing by W. H. Cook, August 30, 1985
Manuscript titled "A brief history of airplane surface controls and the means of actuation at Boeing," written by William H. Cook, Jr., August 30, 1985. Addresses different flight control surfaces used at Boeing and the development of new ones over…
[Memorial program for Boeing 307 Stratoliner crash victims, March 22, 1939]
![[Memorial program for Boeing 307 Stratoliner crash victims, March 22, 1939]](https://digitalcollections.museumofflight.org/files/square_thumbnails/0d47b46e74da53ebb21bb731450325a9.jpg "[Memorial program for Boeing 307 Stratoliner crash victims, March 22, 1939]")
Program for a memorial service honoring the victims of a Boeing 307 Stratoliner crash, March 22, 1939. The crash occurred on March 18, 1939 during a test flight in Washington State. The program lists the ten victims: Julius Augustus Barr, Albert G.…
[Letter to Mr. and Mrs. William H. Cook, Sr. from William H. Cook, Jr., March 27, 1939]
![[Letter to Mr. and Mrs. William H. Cook, Sr. from William H. Cook, Jr., March 27, 1939]](https://digitalcollections.museumofflight.org/files/square_thumbnails/685fc220de7ea9ac31f01f5e7d4da568.jpg "[Letter to Mr. and Mrs. William H. Cook, Sr. from William H. Cook, Jr., March 27, 1939]")
Letter to Mr. and Mrs. William H. Cook, Sr. from their son, William H. Cook, Jr., March 27, 1939. Addresses the crash of a Boeing 307 Stratoliner during a test flight on March 18, 1939 and describes the ongoing investigation and impact; Cook's boss,…
[Telegram to William H. Cook, Sr. from William H. Cook, Jr., March 19, 1939]
![[Telegram to William H. Cook, Sr. from William H. Cook, Jr., March 19, 1939]](https://digitalcollections.museumofflight.org/files/square_thumbnails/d1ce84bb18993f1dc169461ed5bce748.jpg "[Telegram to William H. Cook, Sr. from William H. Cook, Jr., March 19, 1939]")
Telegram to William H. Cook, Sr. from his son, William H. Cook, Jr., March 19, 1939. Responds to Cook, Sr.'s previous telegram about the crash of a Boeing 307 Stratoliner during a test flight on March 18, 1939. Cook, Jr. states that he is okay, as he…