http://db.history.go.kr/item/level.do?levelId=npda_1931_03_10_v0001_0030
http://db.history.go.kr/item/level.do?levelId=npda_1931_03_15_v0001_0070
http://db.history.go.kr/item/level.do?levelId=npda_1931_03_16_v0001_0030