This ten-key listing electric adding machine has a blue-green plastic case with a black plastic cover for the paper tape and two-color ribbon. It has three rows of white plastic digit keys, with two ...

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 adding machine has a black metal ...

If your adding machine ribbon is running out of ink, save money by re-inking it instead of purchasing a replacement. Re-inking the old ribbon is also better for the environment because it cuts down on ...