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Subject Chemical apparatus Remove constraint Subject: Chemical apparatus Subject Scientific apparatus and instruments Remove constraint Subject: Scientific apparatus and instruments Subject Artificial respiration--Equipment and supplies Remove constraint Subject: Artificial respiration--Equipment and supplies

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    • Part of Preis-Verzeichnis über Apparate und Gerätschaften für alle Laboratoriums-Arbeiten im Gebiet der Biochemie [Price-List on Apparatuses and Equipment for All Laboratory Work in the Fields of Biochemistry]
    • 1913

    Portable universal respiration apparatus, according to specifications from Professor Francis Gano Benedict.