I made a visit to the British Museum a few weeks ago having seen this video https://youtu.be/N8oWGwcdFmA about the Astrolabes that were going to be included in the exhibition. At the bottom of this post is the link to make your own:) Here are the photos I took. Aren't they beautiful pieces of work?   These are the parts of an Astrolabe   Here you can learn more about the ones in Oxford https://www.mhs.ox.ac.uk/students/03to04/Astrolabes/Starholder_society.html Here is the Astrolabe App https://itunes.apple.com/gb/app/astrolabe-clock/id421777015?mt=8 And here you can make your own! https://in-the-sky.org/astrolabe/index.php