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krogh |
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| navigate by keyword : 1980 analysis ancient antique august beaker biochemistry biology biotechnology bottle chemical chemistry clinical cover drop drug equipment experiment historic human instrument krogh lab laboratory male man medical medicine message microbiology old people person pharmaceutical pharmacology pharmacy philately physiologist portrait research retro science scientific seal serious solution stamp substance sweden technology toxic tube vintage |
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| SWEDEN - CIRCA 1980: stamp printed by Sweden, shows August Krogh physiologist, circa 1980 |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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