Période

4 résultats pour : fluorescent

  • Page
  • sur
  • 1
Connectez-vous pour plus de résultats
A spinthariscopic invented by William Crookes
ARP23A15_429

A spinthariscopic invented by William Crookes

Photograph of a scientist testing a 'closed-circuit' laser that appears to be superior to a gyroscope for guiding spacecraft, rockets, airplanes and ships
ARP23A16_040

Photograph of a scientist testing a 'closed-circui...

Photograph of a scientist testing a 'closed-circuit' laser that appears to be superior to a gyroscope for guiding spacecraft, rockets, airplanes and ships
ARP23A16_037

Photograph of a scientist testing a 'closed-circui...

Examining patient's thorax using X-ray tube
ARP07103_460000378

Examining patient's thorax using X-ray tube