The shoe-fitting fluoroscope was unnecessary and hazardous, but kids loved it(spectrum.ieee.org)
spectrum.ieee.org
The shoe-fitting fluoroscope was unnecessary and hazardous, but kids loved it
https://spectrum.ieee.org/tech-history/heroic-failures/when-xrays-were-all-the-rage-a-trip-to-the-shoe-store-was-dangerously-illuminating
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