This pair of enormous mirrored-steel boxes connected by a glazed bridge were designed by Antonini + Darmon and RMDM, to complement and extend an aluminium-clad archive facility outside Paris.

The CTLES (Technical Centre for Books of Higher Education) is a national public administrative institution located in the Parisian suburb of Bussy-Saint-Georges, around 25 kilometres east of the city centre.

The facility is operated by the Ministry for National Education, Higher Education and Research, and is responsible for the preservation and communication of documents for universities and research centres in Paris.

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