Statistics for occurrence #1 of “Vitruvius” in chapter 4, entry dial of Knight's Mechanical Encyclopedia:
...he point of the gnomon on the graduations of that arc-shaped step which was designed for that season of the year at which the observation was made.
It might thus resemble the analemma, described by Vitruvius , which, by marking the length of the shadows of a fixed gnomon, showed the different altitudes of the sun at the different seasons of the year.
Grotius supposed the dial of Ahaz to be a concave h...
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| † | Vitruvius | 89 | 86 | 1 | 0 | 0 user votes | |
† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.