File:Avia BH-21 3-view NACA Aircraft Circular No.22.jpg
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Summary
| Description |
English: Avia BH-21 3-view drawing from NACA Aircraft Circular No.22 |
| Date | |
| Source | https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19930089220.pdf |
| Author | NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS |
Licensing
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This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.) |  |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:57, 6 July 2018 | | 1,650 × 2,270 (239 KB) | Stuffy Carrot | adjusted color balance |
| 16:36, 5 May 2018 |  | 1,650 × 2,270 (718 KB) | Stuffy Carrot | Improved contrast | |
| 16:34, 5 May 2018 |  | 2,160 × 3,080 (490 KB) | Stuffy Carrot | User created page with UploadWizard |
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