Electricity in the service of man : a popular and practical treatise on the applications of electricity in modern life / by R. Mullineux Walmsley.
- Walmsley, R. Mullineux (Robert Mullineux)
- Date:
- 1904
Licence: In copyright
Credit: Electricity in the service of man : a popular and practical treatise on the applications of electricity in modern life / by R. Mullineux Walmsley. Source: Wellcome Collection.
