4 · Society, Civilization, Culture
49 · education, science and learning
49C · aspects of science in general
49C1 · the liberal arts, 'Artes Liberales'
49C12 · quadrivium (personification of Arithmetica, Geometria, Astronomia, and Musica)
49C122 · 'Geometria' (~ quadrivium); 'Geometria' (Ripa)