Columbia subject headings:
Astronomical observatories--Korea (South)--Kyŏngju-si--Design and construction.
Ch'ŏmsŏngdae.
Cultural property--Korea (South)--Kyŏngju-si.
Kyŏngju-si (Korea)--Buildings, structures, etc.
Harvard subject headings:
Architecture and science--Korea.
Ch'ŏmsŏngdae (Kyŏngju-si, Korea)
Observatories--Korea (South)--Kyŏngju-si--Design and construction.
Princeton subject headings: