http://db.history.go.kr/item/level.do?levelId=npda_1923_05_02_v0004_1070
http://db.history.go.kr/item/level.do?levelId=npda_1924_07_19_v0002_0340
http://db.history.go.kr/item/level.do?levelId=npda_1925_09_09_v0003_0470
http://db.history.go.kr/item/level.do?levelId=npda_1926_10_21_v0004_0960