SummaryCaption: "Measuring the heart--Technicians check equipment which measures the pressure and X-rays the heart by means of a hollow tube threaded into the heart of a chronic cardian patient through an arm vein. The technicians read results."
SubjectHospital patients -- New York (State) -- New York ; Hospitals -- New York (State) -- New York ; Medical technologists -- New York (State) -- New York ; Sanatoriums -- New York (State) -- New York
Cite AsBrooklyn Daily Eagle photographs, Brooklyn Public Library, Center for Brooklyn History
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