40.5 MB (2.2 MB compressed)
3282 x 4311 pixels
27.7 x 36.6 cm ⏐ 10.9 x 14.4 in (300dpi)
CC STUDIO / SCIENCE PHOTO LIBRARY CC STUDIO / SCIENCE PHOTO LIBRARY
Pinard stethoscopes from the early twentieth century, used to listen to the foetal heartbeat. The conical end was placed against the pregnant woman's abdomen, with the ear held against the flat end. Pinards are still in use, both during antenatal examinations and during birth itself.
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