A man breathing in nitrous oxide (laughing gas) and a man exhibiting its exhilarating effects. Wood engraving, c. 1840.
- Date:
- [1840?]
- Reference:
- 12028i
Licence: Public Domain Mark
Credit: A man breathing in nitrous oxide (laughing gas) and a man exhibiting its exhilarating effects. Wood engraving, c. 1840. Wellcome Collection. Source: Wellcome Collection.