44.2 MB (2.3 MB compressed)
4760 x 3249 pixels
40.4 x 27.4 cm ⏐ 15.9 x 10.8 in (300dpi)
JOHN GREIM / SCIENCE PHOTO LIBRARY JOHN GREIM / SCIENCE PHOTO LIBRARY
Anaesthetic equipment. An Esmarch chloroform inhaler, dated 1879. This device was used to administer chloroform as an anaesthetic during 19th century surgery. It consists of a cotton- covered facemask through which chloroform was introduced. As an anaesthetic chloroform was introduced into medicine in 1847 by Sir J.Y. Simpson as a more convenient substance than the previously used ether.
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