Use Oxford spelling from February 2019

German philosopher and theologian (1865-1923)

Swiss theologian (1889–1966)

UNESCO publication of endangered languages

Dutch politician, editor (1869-1952)

factory housing powered spinning machinery for the production of yarn

research institute of the United Nations

Romanian essayist, translator and writer (1885–1961)

sociological concept merging theory and empirical study

organization

linguistic classification