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الصورة بدقة كاملة (973 × 1,200 بكسل، حجم الملف: 127 كيلوبايت، نوع الملف: image/jpeg)
Summary
Frederick Sanger, source: http://www.nlm.nih.gov/visibleproofs/media/gallery/vi_a_208b.jpg
Licensing
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This image is in the public domain because it contains materials that originally came from the National Institutes of Health. Please ensure that this image was actually created by the US Federal government, the NIH frequently uses commercial images which are not public domain. Email the source site if it is not clearly stated that this specific work is in the public domain. |
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