Centre de documentation et d'étude sur la langue internationale

The Centre de documentation et d'étude sur la langue internationale (CDELI; English: Center for Documentation and Study about the International Language) in La Chaux-de-Fonds, Switzerland, was founded in 1967 by Claude Gacond. It is the main branch of the city's library and contains more than 20,000 bibliographic units.

Source: Wikipedia — Centre de documentation et d'étude sur la langue internationale (CC BY-SA 4.0)