Unless you are above a certain age, the only time you may have seen a slide rule (or a slip stick, as we sometimes called them) is in the movies. You might have missed it, but slide rules show up ...

Ollech & Wajs revived its "computer" watch from the 1960s, offering further proof that this underrated watch feature is ...

Before there were apps for tablets and smartphones, before mathematics education software was easily installed on personal computers, before electronic calculators entered professional practice and ...

Primarily for multiplication and division, the slide rule has two stationary sets and one sliding set of numbers in the center. To multiply, numbers are added; to divide, numbers are subtracted.

You may remember that I collect slide rules. If you don’t, it probably doesn’t surprise you. I have a large number of what I think of as normal slide rules. I also have the less common ...

This merger added a range of PIC slide rules to their range. the plastic slide rules where introduced in the 1960s and in 1967 the company became British Thornton. The slide rule was the evelution ...

You need to slide the tiles around until you get the numbers 1 to 15 in order. It is not always easy, but it can be done. The illustration above shows the final stages of a solver’s attempt to ...

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