Chart of Electromagnetic Radiations, by W.M Welch Scientific Company, 1944
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Chart of Electromagnetic Radiations

W.M Welch Scientific Company

1944

Classification
Photograph
Museum
Wikimedia Commons
Credit line
https://www.flickr.com/photos/llnl/9403051123/
Rights
Public domain, as the museum states it.
Who can see it
Teens profiles and older: its museum says too little about what it shows to place it for younger viewers. How works are placed

View at the Wikimedia Commons

About this work

If you're into scientific antiques, you have to examine the details in this 1944 poster from the W.M Welch Scientific Company: "Chart of Electromagnetic Radiations." It was found tucked away in the back of an unused office years ago, but now hangs framed in a high-traffic hallway populated by Lawrence Livermore engineers.