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eBook
Other

The Infancy of Particle Accelerators

For Students 9th - 10th
An autobiography of Rolf Wideroe, an important figure in the development of accelerators. Many mentions of betatrons are made in the introduction and chapters 6, 7, 10 and 11. The site includes some technical information.
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Handout
Other

National Academy Press: Donald William Kerst [Pdf]

For Students 9th - 10th
A purely biographical site, written as a memoir or obituary. There is also a selected bibliography of Kerst's publishings, but no links to any of the articles. Requires Adobe Reader. [PDF]