Chaemi innŭn palmyŏng palgyŏn iyagi
By: Ŏmunʼgak Pʻyŏnjippu pʻyŏn.
Contributors: Ŏmunʼgak. Pʻyŏnjippu.
Series: Ŏmunʼgak Adong Munʼgo -- 19-24
Publisher: Ŏmunʼgak
Published: 1970
Place of publication: [Seoul
Language: kor
Subjects: Inventions -- Juvenile literature
Genres: Juvenile literature