Louis Rubio was a French painter. His works harked back to the Troubadour style

Troubadour style

Taking its name from medieval troubadours, the Troubadour Style was a French artistic movement across multiple media aiming to regain the idealised atmosphere of the Middle Ages...

 twenty years earlier.

His major painting Paolo and Francesca was a highly-finished and detailed canvas exhibited at the Paris Salon

Paris Salon

The Salon , or rarely Paris Salon , beginning in 1725 was the official art exhibition of the Académie des Beaux-Arts in Paris, France. Between 1748–1890 it was the greatest annual or biannual art event in the Western world...

 of 1833, whose colours harked back to those of the turn of the 19th century. Its composition owes much to other depictions of the episode, such as Ingres

Ingres

Ingres Database is a commercially supported, open-source SQL relational database management system intended to support large commercial and government applications...

' many versions, Coupin de la Couperie's painting (1812, purchased by Josephine Bonaparte) and 19th-century engravings.http://www.artnet.de/artwork/425049110/424633596/louis-rubio-paolo-and-francesca.html