Image of Hal Hellman

Timeline

Lifetime: 1927 -

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Author

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Hal Hellman

Books by Hal Hellman

Lasers Cover image

Lasers

Science
Twentieth Century Treatise America Technology Research United States

Among great technologic developments of the twentieth century has to be that of laser light with its myriad of applications in industry, communication, medicine and many other fields. As author Hal Hellman says in conclusion in this 1968 publication,...