Medical instrument, Stethoscope, 1750-1850. The single-ear wooden stethoscope was developed from René Laënnec's paper roll of 1819. These were vase- or trumpet-shaped, turned in one piece from cedar, boxwood, ebony, or lignum vitae. They were superseded by two-ear stethoscopes from around Purchased from Edward H Pinto, .

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Size: 2481px × 3999px
Photo credit: © piemags/RTM / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: collection, health, history, industry, medicine, pinto, science, social, surgery, treen, wood