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画像の出典　the Congressional Record, Vol. 103, p. 8559, June 7, 1957：
https://www.congress.gov/bound-congressional-record/1957/
https://media.gab.com/cdn-cgi/image/width=568,quality=100,fit=scale-down/system/media_attachments/files/133/252/570/original/411ba9289cf4ae4f.png
https://gab.com/Pealbow/posts/110088917816627703