Centre de documentation et d'étude sur la langue internationale
Encyclopedia
The Centre de documentation et d'étude sur la langue internationale (CDELI = 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. Interlinguistically neutral (thus "la langue internationale"), CDELI aims to preserve documents in and about all kind of constructed language
s: it offers, in addition to Esperanto
books and periodicals, the richest collections of materials about Volapük
and Occidental
, among others.
La Chaux-de-Fonds
La Chaux-de-Fonds is a Swiss city of the district of La Chaux-de-Fonds in the canton of Neuchâtel. It is located in the Jura mountains at an altitude of 1000 m, a few kilometres from the French border. After Geneva and Lausanne, it is the third largest city of Romandie, the French-speaking part of...
, Switzerland
Switzerland
Switzerland name of one of the Swiss cantons. ; ; ; or ), in its full name the Swiss Confederation , is a federal republic consisting of 26 cantons, with Bern as the seat of the federal authorities. The country is situated in Western Europe,Or Central Europe depending on the definition....
, 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. Interlinguistically neutral (thus "la langue internationale"), CDELI aims to preserve documents in and about all kind of constructed language
Constructed language
A planned or constructed language—known colloquially as a conlang—is a language whose phonology, grammar, and/or vocabulary has been consciously devised by an individual or group, instead of having evolved naturally...
s: it offers, in addition to Esperanto
Esperanto
is the most widely spoken constructed international auxiliary language. Its name derives from Doktoro Esperanto , the pseudonym under which L. L. Zamenhof published the first book detailing Esperanto, the Unua Libro, in 1887...
books and periodicals, the richest collections of materials about Volapük
Volapük
Volapük is a constructed language, created in 1879–1880 by Johann Martin Schleyer, a Roman Catholic priest in Baden, Germany. Schleyer felt that God had told him in a dream to create an international language. Volapük conventions took place in 1884 , 1887 and 1889 . The first two conventions used...
and Occidental
Occidental language
The language Occidental, later Interlingue, is a planned language created by the Balto-German naval officer and teacher Edgar de Wahl and published in 1922....
, among others.