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 They were superseded by two-ear stethoscopes from around 1886.; Wood; Science and Industry; Social history; Health and Medicine; Health; Surgery; Treen
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Details
Creative#:
TOP28547565
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
No
Property Release:
No
Right to Privacy:
No
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