Columbia subject headings:
Convention (Philosophy)
Hobbes, Thomas, 1588-1679.
Poincaré, Henri, 1854-1912.
Harvard subject headings:
Convention (Philosophy)--History.
Hobbes, Thomas, 1588-1679
Poincaré, Henri, 1854-1912
Princeton subject headings:
Convention (Philosophy)--History.
Hobbes, Thomas, 1588-1679.
Poincaré, Henri, 1854-1912.