Mural instrument
id:
mural-instrument-316-11580990
title:
Mural instrument
text:
A mural instrument is an angle measuring instrument mounted on or built into a wall. For astronomical purposes, these walls were oriented so they lie precisely on the meridian. A mural instrument that measured angles from 0 to 90 degrees was called a mural quadrant. They were utilized as astronomical devices in ancient Egypt and ancient Greece. Edmond Halley, due to the lack of an assistant and only one vertical wire in his transit, confined himself to the use of a mural quadrant built by George
brand slug:
wiki
category slug:
encyclopedia
description:
Type of angle measuring device
original url:
https://en.wikipedia.org/wiki/Mural_instrument
date created:
date modified:
2024-01-10T23:22:12Z
main entity:
{"identifier":"Q357781","url":"https://www.wikidata.org/entity/Q357781"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/b/bc/Tycho-Brahe-Mural-Quadrant.jpg","width":1499,"height":2024}
fields total:
13
integrity:
15