Irving Geis
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flippydoodle:Irving Geis’ illustration of the hemoglobin tetramer. (Irving Geis Collection, Howard H
flippydoodle:Irving Geis’ illustration of the hemoglobin tetramer. (Irving Geis Collection, Howard H
explore-blog: For Irving Geis’s birthday, his pioneering scientific illustrations. 
explore-blog: For Irving Geis’s birthday, his pioneering scientific illustrations. 
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