Cheonmunhak
천문학(天文學)
RO :
Cheonmunhak
MC :
Ch’ŏnmunhak
Year :
?-?
Categories :
Scholarship·Science and Technology>Natural Sciences
UF :
Astronomy
Field of Astrology
NT :
12si
Bangwi
Cheonmun
Cheonmun gigi
Cheonmundae
Ganji
Jungseonggi
Seongbyeon cheukhu danja
Seongjwa
Yeokbeop