[2] 刀剣と歴史 (426), 日本刀剣保存会, 1965-07, 2024-05-28T02:01:58.000Z, 2024-06-21T12:30:31.294Z https://dl.ndl.go.jp/pid/7901120/1/22 (要登録)

[1] 刀剣と歴史 (431), 日本刀剣保存会, 1966-05, 2024-05-28T02:01:58.000Z, 2024-06-21T12:19:51.808Z https://dl.ndl.go.jp/pid/7901125/1/20 (要登録)