Chang Yŏng-sil
Subtitle: Chosŏn ch'oego ŭi kwahakcha
By: Chosŏnsa Yŏksa Yŏn'guso chiŭm
Edition: 1-p'an
Publisher: Atto Book
Published: 2016
Place of publication: Kyŏnggi-do Koyang-si
Language: kor
Number of pages: 301
ISBN-13: 9791195701001
Subjects: Scientists; Biography; Scientific apparatus and instruments; History
Other titles: Chosŏn ch'oego ŭi kwahakcha, Chang Yŏng-sil
Notes: Includes bibliographical references (pages 300-301).