Tʻaegŭkki
Subtitle: Yŏngʼni wa kwahak e ŭihan haesŏl
By: Paek Kwang-ha chŏ
Publisher: Tongyang Suri Yŏnʼguwŏn Chʻulpʻanbu
Published: 1965
Place of publication: Sŏul
Language: kor
Number of pages: 318
Subjects: Flags; Yin Yang symbol; Yi jing and science
Notes: Errata slip inserted.