I’ll be honest, I have no idea how to use a slide rule. But I’ve always found them to be very intriguing, mostly because they look very complicated, and I have a soft spot for the trappings of geekery ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This ten-inch aluminum duplex linear ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This yellow aluminum circular slide ...