BIANCHI, SimoneSimoneBIANCHI2023-01-192023-01-1920212281-7727http://hdl.handle.net/20.500.12386/32940One hundred years ago, on 12 May 1921, a Royal Decree changed the name of the Arcetri Observatory from “Astronomical” to “Astrophysical”. Here we recount the stages of this transformation, highlighting the role played by Director Antonio Abetti.STAMPAenCome fu che l'Osservatorio Astronomico di Arcetri divenne Astrofisico. How the Arcetri Astronomical Observatory became Astrophysical.Article10.36253/cdg-13085https://oajournals.fupress.net/index.php/cdg/article/view/13085FIS/08 - DIDATTICA E STORIA DELLA FISICA