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 inventor and businessman Herman ...
This cast-iron object has a metal base that holds, at the top front, a sheet of plastic with holes in it, marked with the categories of the 1890 U.S. Census of population. In back of this is a holder ...
The inventor of punched cards, which led to the first computers and companies like IBM, was aiming to solve a gnarly problem at the time: data collection for the census.
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