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Science and Invention, vol. 13, no. 3, July 1925
This issue of Science and Invention contains a profile of Gernsback's famous invention, "The Isolator," a helmet used for better concentration at work.
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- typePdf
- created on
- file formatpdf
- file size97 MB
- creditDocument scan by Syracuse University Libraries
- rightsPublic Domain
- rights holderN/A
- doi