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International media Interoperability Framework
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more.
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  • Pickett N901-ES Simplex Slide Rule, with box
  • Pickett N901-ES Simplex Slide Rule, front
  • Pickett N901-ES Simplex Slide Rule, back
  • Pickett N901-ES Simplex Slide Rule, with box and case
  • Pickett Model N901-ES Simplex Slide Rule with Case and Box