Vintage Medical Sphygmomanometer in its Original Bakelite Box, German 1930s For Sale at 1stDibs | vintage sphygmomanometer, antique sphygmomanometer, sphygmomanometer labelled diagram
Period Sphygmomanometer (Blood Pressure) Wooden Case | CURIOUS SCIENCE
Sphygmomanometers, early-mid 20th century | A Fine Collection