M0005936: Nitrous oxide gas apparatus, from Arnold: Catalogue of Surgical Instruments (1873) / M0005937: Nitrous oxide gas apparatus, from Arnold: Catalogue of Surgical Instruments (1873)

Date:
12 December 1938
Reference:
WT/D/1/20/1/49/37

Licence: Public Domain Mark

Credit: M0005936: Nitrous oxide gas apparatus, from Arnold: <i>Catalogue of Surgical Instruments</i> (1873) / M0005937: Nitrous oxide gas apparatus, from Arnold: <i>Catalogue of Surgical Instruments</i> (1873). Source: Wellcome Collection.

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