Medical instrument, Stethoscope, 1750-1850 The single-ear wooden stethoscope was developed from Rene Laennec'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 They were superseded by two-ear stethoscopes from around 1886., Wood, Science and Industry, Social history, Health and Medicine, Health, Surgery, Treen
Keywords:
Medical instrument, Stethoscope, 1750-1850, single-ear wooden stethoscope, developed, Rene Laennec, paper roll, 1819, vase, trumpet-shaped, turned, piece, cedar, boxwood, ebony, lignum vitae, superseded, two-ear stethoscopes, 1886, Wood, Science, Industry, Social history, Health, Medicine, Health, Surgery, Treen
Image ID:
The watermark in the image will not appear on the final download.