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-key printing manual adding ...

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 full-keyboard printing manual ...

Dear Collector: The enclosed photo is of an adding machine my grandparents had in their grocery store when I was a small child. I am curious to know if it has any value? Capable of addition and ...