1950s, Oxford University, overhead view of two male science students conducting experiments measuring voltage with meters and specially made tubing and wooden box covering. Seen in the picture is a sign saying 'Danger 60,000 volts'

- Image ID: R9303C
1950s, Oxford University, overhead view of two male science students conducting experiments measuring voltage with meters and specially made tubing and wooden box covering. Seen in the picture is a sign saying 'Danger 60,000 volts'
Allan Cash Picture Library / Alamy Stock Photo
Image ID: R9303C
Location: Oxford University, England, UK