IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The Omicron Ellipsograph Model 17 was ...
As a child, you may have played with a simple wooden toy called a "do-nothing" machine or simply a "grinder." As a mathematician, I find that name a very poor choice. I mean, how sad? Why give a child ...