The Korean Journal for the History of Science

The Korean Journal for the History of Science

Edited by: Doogab Yi Print ISSN: 1229-7895 Online ISSN: 2713-6965 © The Korean History of Science Society Frequency: Three times a year: April 30, August 31, and December 31
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Research Article

On the Sound-Signaling Time-Announcing System of the Jagyeongnu

Nam Moon-hyun

Konkuk University

Published: January 1989 · Vol. 11 · pp. 192-194
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The Korean Journal for the History of Science · The Korean History of Science Society

Print ISSN 1229-7895 · Online ISSN 2713-6965

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