Gas electrode for general use / by G.S. Walpole.
- Walpole, George Stanley.
- Date:
- [1913?]
Licence: Public Domain Mark
Credit: Gas electrode for general use / by G.S. Walpole. Source: Wellcome Collection.
14/24 (page 420)
Licence: Public Domain Mark
Credit: Gas electrode for general use / by G.S. Walpole. Source: Wellcome Collection.