The April 2023 edition of The Connexion newspaper has a full-page article by Martin Greenacre on the history of the SAC, with emphasis on its origins as a football club right through to the present.
The article is online at: https://www.connexionfrance.com/article/Mag/Culture/British-origins-of-France-s-oldest-football-club-still-playing-today.
See the PDF version here: 246CONXON_11.pdf (6mB).