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How would our ancestors have judged which days were solstices or equinoxes?

In a sunny climate, it's easy to determine the solstices with a gnomon; a monolith or obelisk can be used for this purpose. At the winter solstice the gnomon's shadow is at its longest, at the summer ...
Dave Gremlin's user avatar
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-1 votes

How would our ancestors have judged which days were solstices or equinoxes?

By the location of sunrise/sunset Looking at Stonehenge, we see: The site, specifically the great trilithon, the encompassing horseshoe arrangement of the five central trilithons, the heel stone, and ...
Eugene Styer's user avatar
22 votes
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What is/was a 'cardsetting engine'?

To get a possible difficulty with translations out of the way, here is the original footnote by Marx in German. As you can see, he does not translate the names of the machines. Erst seit ungefähr ...
ccprog's user avatar
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