17th century German portable sundial and compass made from brass and silver.
https://s3-us-west-1.amazonaws.com/h...l_fullsize.jpg
Previously:
https://www.homemadetools.net/forum/...043#post149310
https://www.homemadetools.net/forum/...281#post154174
https://www.homemadetools.net/forum/...791#post118972
https://www.homemadetools.net/forum/...814#post167506
https://www.homemadetools.net/forum/...2866#post77013
https://www.homemadetools.net/forum/...663#post155636