What is Angbu-ilgu?
[[File:Angbu-ilgu at HaiDung Gyeonggido Garden in Canton, China.jpg|thumb|Angbu-ilgu]] '''Angbu-ilgu''' is a concave sundial shaped like a hemisphere and was first made 16 years' rule of [[King Sejong]] (1434). That was composed of the hour lines, the seasonal lines, sibanmyeon, Yeoungchim and the horizonal surface. ==Other websites== {{commonscat|Angbuilgu}} * [http://dlegongbuwarac.edupia.com/xmlView.aspx?sixid=010301 앙부일구 <仰釜日晷>]{{Dead link|date=January 2021 |bot=InternetArchiveBot |fix-attempted=yes }} ::: 대교학습백과 ::: * [http://kotsanas.com/gb/exh.php?exhibit=0201001 Hemispherical sundial with a central gnomon point] {{Webarchive|url=https://web.archive.org/web/20221129205004/http://kotsanas.com/gb/exh.php?exhibit=0201001 |date=2022-11-29 }} Kotsana's Museum [[Category:Clocks]]