School Statistics by Prefecture for Elementary, Secondary & Vocational Officers as of 31 May 1948 (文書名:GHQ/SCAP Records, Civil Information and Education Section = 連合国最高司令官総司令部民間情報教育局文書) (課係名等:Education Division ; Elementary Education Branch) (シリーズ名:Topical File, 1945-51) (ボックス番号:5632 ; フォルダ番号:25)
School Statistics by Prefecture for Elementary, Secondary & Vocational Officers as of 31 May 1948