https://www.digital.archives.go.jp/item/en/1710186

[Items] "運輸省所管事業費昭和二十一年勅令第百十一号ニ依ル帝国鉄道特別会計借入金ヲ以テ", 類03007100-03600, National Archives of Japan Digital Archive, https://www.digital.archives.go.jp/item/en/1710186accessed 2026-04-16