File:H. A. Humphrey, chemical engineer, 1909.jpg
Appearance
H._A._Humphrey,_chemical_engineer,_1909.jpg (310 × 445 pixels, file size: 84 KB, MIME type: image/jpeg)
Summary
[edit]Description |
Photograph of H. A. Humphrey published in "The Central", vol. VI, 1909 |
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Source |
Original publication: The Central, vol. VI (Magazine of the Central Institution, since incorporated into Imperial College, London) |
Date |
1909 |
Author |
unknown photographer |
Permission (Reusing this file) |
Published in 1909. Probably a pre-existing photograph of the subject in his possession.
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Licensing
[edit]This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. |
File history
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current | 12:21, 20 August 2020 | 310 × 445 (84 KB) | Monxton (talk | contribs) | Uploading an old public-domain work using File Upload Wizard |
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File usage
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