Put away the laptop, the calculator and the adding machine – and try filing your taxes using an abacus. That’s right, an abacus. We haven’t always been as high-tech as we are today. Before there was ...
Q: I was wondering what happened to the Allentown Comptometer School that was directly across from Hess’s Department Store? I don’t even know what a Comptometer was, but I remember the school. A: The ...
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 section has a ...
IN acceding to the editor's request to contribute an article to NATURE upon this instrument, I should like at the outset to express the feeling of curiosity with which any one, familiar with the many ...
About this time 130 years ago, Dorr Felt, of Chicago, invented the Comptometer. I learned that while looking up something else. A major method of learning interesting things is to look up something ...
HOLLAND — With the sun shining and the temperatures in the mid-60s, it felt like a perfect afternoon for the Felt Mansion Estate, 6597 138th Ave., in Holland. The drive through the countryside on a ...
SIR – I can well remember comptometers (Letters, March 31). I worked for London Transport in the 1960s in their office at the old Hillingdon Station. There were about 48 women in eight sections and ...
This model of a section of a full-keyboard non-printing adding machine has two complete columns of keys and two partial columns. The partial columns are in the middle, and the total number of keys is ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results