Ganui 간의(簡儀)
RO : Ganui MC : Kanŭi
Year : 1437-?
Categories : Scholarship·Science and Technology>Natural Sciences
RT :
Ganuidae Ganuidogam
Ilseongjeongsiui Jeokdohwan
BT :
Cheonmun gigi
NT :
Daeganui Soganui