Photograph of unidentified mechanics preparing a Stinson Detroiter monoplane, the On-To-Oregon, for an attempt by brothers Tex Rankin, Dick Rankin, and Dud Rankin to set an endurance flying record. The photograph was taken on Friday, August 15, 1930, at the Rankin School of Flying in Portland. The Rankins made four unsuccessful attempts to break the endurance record in August 1930. A cropped version of this photograph, along with image Nos. 371N6022 and 371N6128, was published on Page 3 of the Oregon Journal on August 15, 1930. The photographs were published under the headline “Almost Ready to Go Up and Stay Up.” They accompanied a story titled “Rankins Plan to Take Off Sunday.” This photograph had the following caption: “Mechanics working on the 300 horsepower Wasp motor.” Also see image Nos. 371N6017, 371N6022, 371N6023, 371N6025, 371N6051, 371N6060, 371N6063, 371N6064, 371N6103, 371N6120, 371N6121, 371N6128, 371N6129, 371N6130, 371N6132, 371N6133, 371N6134, 371N6138, 371N6199, 371N6206, 371N6207, 371N6221, 371N6227, 371N6228, 371N6233, and 371N6234. Image note: Damaged negative.

Photograph, taken from the front, of unidentified mechanics working on the engine of a Stinson Detroiter monoplane, the On-To-Oregon, while preparing the plane for an attempt by brothers Tex Rankin, Dick Rankin, and Dud Rankin to set an endurance flying record. The photograph was taken on Friday, August 15, 1930, at the Rankin School of Flying in Portland. The Rankins made four unsuccessful attempts to break the endurance record in August 1930; the first began on August 17. Also see image Nos. 371N6017, 371N6022, 371N6023, 371N6024, 371N6025, 371N6060, 371N6064, 371N6103, 371N6120, 371N6128, 371N6129, 371N6130, 371N6132, 371N6133, 371N6134, 371N6138, 371N6199, 371N6206, 371N6207, 371N6221, 371N6227, 371N6228, 371N6233, and 371N6234.

Photograph of unidentified mechanics working on the engine of a Stinson monoplane, the On-To-Oregon, while preparing the plane for an attempt by brothers Tex Rankin, Dick Rankin, and Dud Rankin to set an endurance flying record. The photograph was taken on Friday, August 15, 1930, at the Rankin School of Flying in Portland. The Rankins made four unsuccessful attempts to break the endurance record in August 1930; the first began on August 17. Also see image Nos. 371N6017, 371N6022, 371N6023, 371N6024, 371N6025, 371N6060, 371N6064, 371N6103, 371N6120, 371N6121, 371N6128, 371N6129, 371N6130, 371N6132, 371N6133, 371N6134, 371N6199, 371N6206, 371N6207, 371N6221, 371N6227, 371N6228, 371N6233, and 371N6234.

Photograph showing an unidentified woman and man in a hangar, working on an airplane engine in a wooden cradle. A monoplane is partially visible behind them. The words “Lt. Gordon” and “Chief” are visible on the side of the plane.

Photograph showing William Bidwell and another man with a monoplane. The man at left is crouching in front of the plane and holding a sprayer. The man at right is bending over and using a rag on the plane’s nose. See related image No. 374N0272.