A boy taking a glass of water from a tap fitted with a device to purify water with ozone; advertising the Otto procedure of water purification by electricity. Colour lithograph by Goldstein, 1930.
- Goldstein (Designer), active approximately 1930.
- Date:
- [1930?]
- Reference:
- 676369i
Licence: In copyright
Credit: A boy taking a glass of water from a tap fitted with a device to purify water with ozone; advertising the Otto procedure of water purification by electricity. Colour lithograph by Goldstein, 1930. Wellcome Collection. Source: Wellcome Collection.
