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Boeing Model 100 N872H has lived one of the most unusual and wide ranging careers of any surviving aircraft of the interwar era. Built in 1929 as a civilian counterpart to the F4B and P 12 fighters, it began life as a Pratt and Whitney testbed that helped prove several new radial engines. Airshow pilot Milo Burcham then transformed it into the Blue Flash, flying aerobatics, breaking the upside down flight record, and even appearing in Hollywood films. After passing through the hands of movie pilot Paul Mantz, the aircraft spent years in storage until Boeing test pilot Lew Wallick and attorney Bob Mucklestone led a major restoration in the 1970s. Returned to flight in authentic Army Air Corps colors and carrying the identity of P 12 serial 29 354, the aircraft became a crowd favorite before its donation to the Museum of Flight in 1987. Randy Malmstrom’s article brings together rare photos, detailed history, and the people who kept this classic Boeing alive for nearly a century.
Boeing Model 100 N872H in the colors of a U.S. Army Air Corps P-12 fighter on display at the Museum of Flight. (Don England)
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By Randy Malmstrom
Boeing Model 100 painted as a P-12 on static display at the Museum of Flight in Seattle. Photos courtesy of Don England.
Head-on view of Boeing Model 100 N872H on display at the Museum of Flight, Seattle, Washington. (Don England)
Cockpit instrument panel of Boeing Model 100 N872H at the Museum of Flight. (Don England)
Exterior view of the cockpit of Boeing Model 100 N872H painted as a P-12 fighter. (Don England)
The names of Lew Wallick, Bob Muckstone, and Orville W. Tosch on the side panel of the cockpit of Boeing Model 100 N872H. (Don England)
Pratt & Whitney R-1340 Wasp radial engine on the fuselage of Boeing Model 100. (Don England)
Close up of the rudder on Boeing Model 100 N872H at the Museum of Flight. (Don England)
Editor’s notes: This aircraft was originally constructed in 1929 as manufacturer’s number 1143 by Boeing as a Model 100, a civilian version of the F4B/P-12 fighter (like the F4B-1/-2 and P-12/P-12D models, the rear fuselages of the Boeing Model 100s were covered in fabric), being equipped with a Pratt & Whitney R-1340 Wasp radial engine. On July 1, 1929, it was delivered to the Pratt & Whitney aircraft engine company in Hartford, Connecticut, as N-number NX872H to be used as an engine testbed, where it was used to test the R-985 Wasp Junior, the R-1535 Twin Wasp Junior, and the R-1690 Hornet engines.
Boeing Model 100 NX872H as a Pratt & Whitney engine testbed, July 3, 1929. (San Diego Air and Space Museum Archives)
On September 27, 1933, the aircraft was purchased by air show pilot Milo Burcham, who would set a new flight record three months later, on December 29, 1933, by flying upside-down for 4 hours, 5 minutes, and 22 seconds, a record that stood for nearly 60 years until it was broken by Joann Osterud on July 24, 1991. Burcham called his Boeing “Blue Flash” and performed aerobatics at airshows and air races such as the National Air Races held in Cleveland, Ohio, and Los Angeles. Flown as NR872H, Burcham also made further modifications to the aircraft, such as fairing over the space between the landing gear V-struts and replacing the fabric covering of the rear fuselage frame with sheet metal panels. In addition to his airshow routines, Burcham flew the aircraft in movies such as Men with Wings, released in 1938.
Boeing Model 100 NC872H, when it was flown by airshow pilot Milo Burcham. (San Diego Air and Space Museum Archives)
Milo Burcham waves from the cockpit of his Boeing 100, N872H. (San Diego Air and Space Museum)
Milo Burcham in the cockpit of Boeing 100 “Blue Flash” at the 1936 National Air Races held at Mines Field (now Los Angeles International Airport). (San Diego Air and Space Museum Archives)
An exceedingly rare 1937 color photo of Boeing 100 NR872H at Sky Harbor Airport, Northbrook, Illinois (Abandoned and Little-Known Airfields by Norvan Strohmeyer, courtesy of Pete Kramer).
In WWII, Burcham worked as chief engineering test pilot for Lockheed Aircraft and was the pilot who made the first flights of the Lockheed Constellation and the Lockheed XP-80 Shooting Star. Sadly, Burcham was killed on October 20, 1944, during a test flight of YP-80A 44–83025, when the aircraft’s engine flamed out on takeoff from Burbank Airport due to a failure in the main fuel pump.
Milo Burcham, on the left, shakes hands with Clarence L. Johnson following the first flight of the Lockheed XP-80, January 8, 1944. (Lockheed Martin Aeronautics Co.)
By the end of WWII, Boeing Model 100 N872H was acquired by movie pilot Paul Mantz, who also acquired Boeing Model 100 N873H. N872H was damaged by the time Mantz bought it, and had it modified to resemble a two-seat Curtiss F8C Helldiver flown on the USS Saratoga in the 1949 Gary Cooper film Task Force. Paul Mantz later merged his operations with those of fellow pilot Frank Tallman to form Tallmantz Aviation, but after Mantz’s death in 1965 during a filming sequence for the movie “Flight of the Phoenix”, a large part of the aircraft collection accumulated by him and Tallman was auctioned off in 1968. Among the planes that were auctioned was Boeing Model 100 N872H, which was in need of restoration.
Gary Cooper sits in an added cockpit of Boeing Model 100 N872H, dressed up as a Curtiss F8C Helldiver for the 1949 movie Task Force.
After passing through several owners, the aircraft was purchased in 1976 by Boeing chief test pilot Lew Wallick and Seattle-based attorney and pilot Bob Mucklestone. According to the November 1979 issue of EAA’s The Vintage Airplane, the aircraft was 85% complete when the two pilots bought it. The completion of the restoration was overseen by Orville Tosch of Aircraft Industries at Boeing Field (King County International Airport), Seattle.
Boeing Model 100 N872H (painted as a P-12 fighter) flies in the skies near Seattle. (Museum of Flight photo)
The aircraft was issued the U.S. Army Air Corps serial number 29-354, which had been assigned to a P-12 of the 57th Service Squadron at Selfridge Field, Michigan, before it was lost in an accident over Lake Erie near Cleveland on September 1, 1931. The aircraft also has the insignia of the 95th Pursuit Squadron, known as the “Kicking Mules”. Wearing USAAC colors, the aircraft made its first post-restoration flight on September 19, 1977. After its restoration, Wallick flew the aircraft to the Fairchild Air Force Base Open-House and fly-ins held at Watsonville, California and Oshkosh, Wisconsin. At the time, the aircraft was the oldest Boeing-built airplane flying.
Boeing chief test pilot Lew Wallick with his privately-owned Boeing Model 100 (painted as a P-12) with the prototypes of the Boeing 767 and Boeing 757 at Boeing Field, 1982. (Museum of Flight photo)
In 1987, Wallick and Mucklestone donated the Boeing Model 100 to the Museum of Flight in Seattle, where it remains on display in the museum’s Great Gallery to this day.
Horizontal and vertical stabilizers of Boeing Model 100 N872H on display at the Museum of Flight, Seattle, Washington. (Don England)
Profile of Boeing Model 100 N872H displayed inside the Museum of Flight’s Great Gallery. (Don England)
Emblem of the 95th Pursuit Squadron (the “Kicking Mules”) painted on the sides of the fuselage of Boeing Model 100 N872H. (Don England)
Stenciling on Boeing Model 100 N872H with the identity of P-12 s/n 29-354. (Don England)
Profile of Boeing Model 100 N872H painted as an Army Air Corps P-12 fighter at the Museum of Flight. (Don England)
Flying wires connecting the horizontal stabilizer of Boeing Model 100 N872H with the vertical stabilizer of Boeing Model 100 N872H. (Don England)
Detail of the landing gear struts on Boeing Model 100 N872H. (Don England)
Overlook of the top of the rear fuselage of Boeing Model 100 N872H. (Don England)
Boeing Model 100 N872H painted as a U.S. Army Air Corps P-12 fighter in the Museum of Flight’s Great Gallery. (Don England)
Throttle and oil mixture controls on Boeing Model 100 N872H. (Don Englan)
Boeing Model 100 N872H painted as an Army Air Corps P-12 fighter at the Museum of Flight. (Don England)
About the author:Randy Malmstrom grew up in a family steeped in aviation culture. His father, Bob, was still a cadet in training with the USAAF at the end of WWII, but did serve in Germany during the U.S. occupation in the immediate post-war period, where he had the opportunity to fly in a wide variety of types that flew in WWII. After returning to the States, Bob became a multi-engine aircraft sales manager and, as such, flew a wide variety of aircraft; Randy frequently accompanied him on these flights. Furthermore, Randy’s cousin, Einar Axel Malmstrom, flew P-47 Thunderbolts with the 356th FG from RAF Martlesham Heath. He was commanding this unit at the time he was shot down over France on April 24th, 1944, and spent the rest of the war as a prisoner of war. Following his repatriation at war’s end, Einar continued his military service, attaining the rank of Colonel. He was serving as Deputy Wing Commander of the 407th Strategic Fighter Wing at Great Falls AFB, MT, at the time of his death in a T-33 training accident on August 21, 1954. The base was renamed in his honor in October 1955 and continues to serve in the present USAF as home to the 341st Missile Wing. Randy’s innate interest in history in general, and aviation history in particular, plus his educational background and passion for WWII warbirds, led him down his current path of capturing detailed aircraft walk-around photos and in-depth airframe histories, recording a precise description of a particular aircraft in all aspects.
Raised in Fullerton, California, Adam has earned a Bachelor's degree in History and is now pursuing a Master's in the same field. Fascinated by aviation history from a young age, he has visited numerous air museums across the United States, including the National Air and Space Museum and the San Diego Air and Space Museum. He volunteers at the Planes of Fame Air Museum in Chino as a docent and researcher, gaining hands-on experience with aircraft maintenance. Known for his encyclopedic knowledge of aviation history, he is particularly interested in the stories of individual aircraft and their postwar journeys. Active in online aviation communities, he shares his work widely and seeks further opportunities in the field.