File:Pen used by President Calvin Coolidge to sign the Contract Air Mail Act of 1925.jpg
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Size of this preview: 800 × 534 pixels. Other resolutions: 320 × 213 pixels | 640 × 427 pixels | 910 × 607 pixels.
Original file (910 × 607 pixels, file size: 60 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 03:00, 12 March 2023 | 910 × 607 (60 KB) | Yifan Kang | Uploaded a work by Smithsonian Institution from https://airandspace.si.edu/stories/editorial/air-mail-and-birth-commercial-aviation with UploadWizard |
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