Baseball at the 1922 Korean National Sports Festival.
Dong-A Ilbo
동아일보 1922년 10월 15일 제3면<a rel="nofollow" class="external autonumber" href="http://newslibrary.naver.com/viewer/index.nhn?articleId=1922101500209203001&amp;editNo=1&amp;printCount=1&amp;publishDate=1922-10-15&amp;officeId=00020&amp;pageNo=3&amp;printNo=778&amp;publishType=00020">[1]</a>