One (1) photograph of Clyde Pangborn in flight gear sitting on fuselage of airplane, circa 1920s. Inscription: Clyde Pangborn.

One (1) photograph of Clyde Pangborn standing near airplane, circa 1920s.

One (1) photograph of Clyde Pangborn hanging from bottom of airplane in flight, circa 1920s. Inscription: Clyde wing walking over Houston, Texas.

One (1) photograph of Clyde Pangborn's airplane with "Pangborn" painted on wings sitting nose-first with tail up in a ditch, circa 1920s.

One (1) photograph of Clyde Pangborn (left), Al Lambla (center), and Ralph Reed (right) with a car and airplane on beach in Los Angeles, California, circa 1921. Inscription: Clyde Pangborn, Barney Oldfield, Ralph Reed on beach Los Angeles about 1921. Note: Barney Oldfield is not pictured.

One (1) photograph of Al Lambla in car on beach, 1920. Inscription: Barney Oldfield 1920 Los Angeles. Note: Barney Oldfield is not pictured.

One (1) photograph of Clyde Pangborn standing on back of moving car on beach, circa 1920.

One (1) photograph of Clyde Pangborn missing the rope hanging from plane while jumping from car on beach, May 16, 1920. Inscription: copyright Harold A. Taylor Co. San Diego and Coronado; Clyde Pangborn falling at Coronado Tent City, May 16, 1920.

One (1) photograph of Clyde Pangborn, Al Lambla (center), and Ralph Reed (right) sitting at car on beach, circa 1920. Inscription: Pang.

One (1) photograph of a man (presumably Clyde Pangborn) climbing a rope ladder to a plane after jumping from moving car on beach, circa 1920.

One (1) photograph of Clyde Pangborn missing the rope hanging from plane while jumping from car on beach, May 16, 1920. Embossed: copyright Harold A. Taylor, Coronado.

Two (2) photographs (duplicate) of Clyde Pangborn climbing on top of airplane in flight, circa 1920. Stamp on photograph one: PM1841.

Two (2) photographs (duplicate) of Clyde Pangborn hanging from bottom of airplane in flight, 1920. Inscription on image one: Clyde E. Pangborn - wing walker, Ralph A. Reed - pilot, over San Diego 1920. Stamp on image two: PM1842.

Three (3) photographs (triplicate) of Clyde Pangborn walking on top of wings of airplane in flight. Inscription on photograph one: Clyde E. Pangborn - wing walker, Ralph A. Reed - pilot, over San Diego 1920. Stamp on photograph two: PM1840. Inscription on photograph three: OX5 Curtiss Jenney [sic] Clyde Pangborn on wing, Ralph Reed, pilot at San Diego, Ca. Circa 1920.

One (1) photograph of a wing walker on the wings of a Gates Flying Circus airplane (number 14) in flight, circa 1920s. Stamped: Francis E. Price, Journalistic and Commercial Photographer, Sixth Floor Constitution Building Atlanta, GA.