M0018408: Three mercurial gauges fixed to three branches of a vine in order to determine the pressure of the sap at various times, 1738
- Date:
- January 1961
- Reference:
- WT/D/1/20/1/163/74
Licence: Public Domain Mark
Credit: M0018408: Three mercurial gauges fixed to three branches of a vine in order to determine the pressure of the sap at various times, 1738. Source: Wellcome Collection.
