The reading female represents an allegory of Study, while her male companion who writes on a tablet is Philosophy. These purely decorative objects copy the form of ancient oil lamps, but they were not actually functional.
In 1780 the sculptor Louis-Simon Boizot sold models for these figures to the Sèvres porcelain manufactory, which produced them in unglazed white porcelain until 1786. The bronze chaser Pierre-Philippe Thomire mounted many pieces of the porcelain sold by the factory and therefore could have obtained Boizot's models for these bronze pieces through this close connection.