Articles
Inventions, &C., in Medicine, Surgery, Dietetics, and the Allied Sciences
Br Med J 1870; 2 doi: https://doi.org/10.1136/bmj.2.497.39 (Published 09 July 1870) Cite this as: Br Med J 1870;2:39This is a PDF-only article. The first page of the PDF of this article appears above.